26春《练习帮》苏教数学6下_2026春小学教辅大合集_5-26春《天星教育》系列_26春《教材帮》数学苏教版1-6下_26春苏教版数学六年级下册《教材帮》

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I iErU&ffi 6't4ttT: " 2*tKH U #t E A il & il " kl,E,ffi Hl+" " H&xt+4' *T" RF +. @(+.*- L,.* Arf Hffife " W T ffiffiH.tt Tt iBd " h h 4 Effi'lHA,' A- IFH T ffi ;B- ILF-T ffi; c. +T ffi; D. 6 T ffi " M.ffitFtE#X%fr\T INTWMa+EI" (3)7.75 -2.46 +3.2s -7.s4 )\&//\ 100 @+*t(i-r!,,.*, 80 60 40 20 4 rFTEtrM+'RAWil6!8fiR. ( B{i :cm) 0 A B C D tffi&E- ( ( I ) 4]t- ..-trlFJET ) tr++.,A'[Fn FfifrWH'IbV,EO. (2) ffifihittr + ,c ,lfrtflFfixt Ht 8,1.fr H! HWF*DT E. #Hffi" (J+t42\,ffiri&7 ^,ffi2FEs^,ffi3 ruz,r-) 1 W**EtffifiJ EtElEI EI6lEffi" ( € t{l;iffiffixtfr&Ktm+oo 41 (3)W*Mfr1t\#nftM" F[&zJ. 4tr ffiJ fE $F ffi t+, tB ffi K E 5 tfr #4t )u, w I M ffiie'#ftiu T * 6 ( A 5+ ffi ,S'ls AE vf, 8 Efi) 6 ' 4 i4fi1(Ez"* 8 9 l0 ll 2 ffie9,ffi*tus 0 2 4 6 0 2 4 6 8 101214t618202224 ( I )H&xf#c,nffi+frIEB!{iEE(, ). 0 ) ffi i4t4 ffiffi f,T - + +rJ l+, tH ffi K tr E (2) U t rrxtffrffi, E fr W A Wn-+,{FE t2.s E)K,B++rJl+H!trEE( ) fr}J-+ffixtthwr" +fr," ( 3 ) +EEl B fiE+& e ffiFffi*flllffiB%Etfr*'. (2) *Ffiffs+rJ{6.ffJffi.8\t n Tfr,Et, rEffiH! KHEOEX" (4)+gK c fr,Ro &iEffifrnfiffiweo"E 57 . **,,*-ErItr drHfiH . trFsBTflff . sJ fi. ffirll"lffi" (*zs 1-z ru*4 i,ffi 2022+e E s 8,16+li+#+EI€# A ^,ffi 4.5*6.6 8 ,\) ffiffJ Ka,ff- + F iE+ E B#, *ffi fr?HEL 1 E,ftry+ &#KH+H*> +Atsffi-+ t{ EEff +,1. ,R[82.2% >80% DieH A 4qffi+rt 3 ( 1 ) iflHffi E Er N, -+r&+& H0 ffi ERsf t6J . & d 'frffir ,fttdl$ lq Ffi fr frtJH tl bU, bl,x +W.ffJ *, t' i+ B-f 4 (r)*r*-t " ur*_x fF{tfi fr ffJtr tl bV, Lv,x +W.W,)' . - +W.+ +.W. 12.5% AEZB{I{" (AIEElr4) Q)-+ue&EF*EflE lET" t.i.+r'Il4 24 x20.8% =4.qqz ( n'I) (N) &FJrl'ffiAEf H 224 x25% =6 ffiEEEflEl 24x45.e% =fi.016 (Hi) x+ry,&Fn>FEf lgllrT" -LiXE{l'El :24 x25% =6( Bf ) (2) &6r'EAB{blz24 x20.3% =4.872( Ht) ffi* ffiHREf l4 24 x36% =8.64( Hf ) |**!.Hlr*i #ff*!*n E, -tr!&#H H0-Li*E{ 14 . & 4' if; A E-.f tnl . ffi EEEfl4rlElJE 4.ee2Et,6 Bf .11^. 016 Et'" x+w. E{hlt6'/7E 2.5 2.8 13.5 I 4.5 +e Hltift B{ I'El . & FJ rt ifi di Bf tEl . ffi HR H{ l{ r} 3.s I s _1 i t friJB' N,4.872 E{.8.64 H{. @filHtft/iE J -- i i -r-- (3 ) H (2 ) dl fr ,x+w.+4 fi!ffi fRr.IE 8. 64 Hf , Elt 8. 64 < t0,FfiD)x+W++.ffJWERHt'tFJ +hw./$ 100 i 1 i* s0 i100 I 1 i r s0 t I i I 4 - 0 * 0 ' 4W " #iy{&fll{*i.tr€Xffi ER Hi IFJ itgj 10 zJrffi . ,E filiEl/7E 50 l-,ro | 430 7 ( 5 1 % ) 1 2 + 0 2 .Z = S 3 Y 7 I . 5 = % +80 4 ( 8 ) 0 '. x ) 3 7 | .5 - % 25 = % 1 8 =7 0 5 (z % \) 5 | -25% -20% -10% -15% =30% 2+10% =20(u\) 20x15% =3(A) E,*lnt$.'#4LWil1H 180ul" (2)37.5% 20 x30% =6(A) 3 +6 =9(,l\) -10% =27.5% lxffih r.65 m ffixxffifrw*,whdLffi.h 27.5% -10% =17.5% 480 x 17. 5% =84()v) g 1. / 7 \ " mffJ3 )\lltl:,Ftffih 1.6s,n B! 6,'\,triFE E, Ehntfr#4rw ffJ vv,ilnH tb,trw tul *84 ^w. ^w. 5 (1)AS^"zl<,#60AEh60% CIEI Effif;tItrtft0li^iP. e #z](. #BiA:tr, 30% 60% >30% 6,4ffiEJil. 1 ' - 0)4 K 7.06s( / fi2.25r) (2)A #7F zt6 +40% =40(+fi) (2)10 78.5(*,25r) 40 x60% =24(+fr,) B ffi/( 224 +30% =80(+ft) 80 x30% =24(+fr,) 3 (r)@ @ (2)@@@o B (2 , 4 ff i + zf 2 jrf 4 ) Ci + t f i ( l 4 a 0 f + f# 80 E ) = 4 4 0% 0x " 4 6 15 ' x - 8 * + f 5 f 0 i* x 4 5 x 8 2 0 c + m 60 f i = lf 5 fi 8 " 0(cm) Et+ffii+BffiIttrffi 6 x6 =36(trr() ay6=za(lE/r.) 1 (r)B (2)c (3)c (36 x?tl +36 x 10 +24 xlo) x2 =2W3(S}-T'E)1) * +t 2 (1)120+150=80% E, H,). ffi ze2s IE*. ffifiFtfrtfr. " 6, (trffiiE) kifHEE( = E&X) H0 80% fEm : AxE E f ;t vtfr t 4 X'4Wf+ fi"l 4 *\l-,&tl! " (2)B 6 *8, flf' A ;L+ {' * t xt x 111' xt.2 =16.2(ifr)K) A " "z >16.2,tH6iI6T. 18.7s a $ ' r, H- il )r',R L+ts ),, + #1 4+iv.. ltfrfi jl in{nait lg;i; I l,ez,ii,+'i ( T i' 2 ) + ) ) R t t L ) T ,) t + * - f t ) r # X ', .t R - 4 fr + T 4 l R e + . f + i L i t i t t' + + i'y # r # ) 4 R t + 4 T F + , * # , | t , , h f r * t N 4 + h E r v " . T ) 4 f r. r i e + t , r ) I L 'r ', E a R \ i ' ' , r w t ? - 4 4 4 ! 'E ? ! E ' * t | t * : r i ' ' , l t t x 1 _ f ? q - z f w \ r - t t i ; . * i ' . x + : - , 1 * - t ( - a a1 + r1 . ' J a 2 - 4 - = - i 1Qi 6=2,x h', iyi;*nr;i;Re,, 1f ,),,)RL+f fi)ft:tltTv\++f )RrlT415" ,4+* | )t ' ^ + 4 # J ) 4 R + T f . ) f y h + v \ f r| 3 J . 4 1 + 4 4 v " .f t 3. F f 1 r t 4 r# c rh m 3 * , : d f,t l , f 6 t / L fl T rL + .i l + r ti r> -Lfu aT t- * r,h o,6 Js E & it,l ri. & t 6t @ ff ,:*u efiFll6J" " E H,ltsi"$ Eii+R.+Affi ffi| ff,,Lrarb+@4E#t4+ tv.i+tr*^n+ *EP?i-. -, 11 2rc A4 24 72 3?" 4n3.04 (1 ffi)*l0EE6!ffiffi ) 5 1 0 3 0 0 ( 2 6 )t 2 ( o 1)O O Q)7s.36 7 (1)10 1@+ + 3:7 4 1 3 1 (2) 18 24 61ry'f,El dr#fi#.^rF&Tffi.sJ 24 32 (r)+ 3:2 33.3 (4)e:5 ffiXiclE09ffiffi (2 ) 2 trt, Affl Efngffi frttz+^ HIHT *t' Rffi Rffi Fi*ffi bb*. *T8R 1 20 20 20 x4 +20 x2 =120 140% =T =7:5 l9 2t 19 x4 +21x2 =ll8 *T6#. 1 xl H+:480 +S=280(78) 18 22 18 x4 + 22 x2 =116 *T 4X \ *Tzp ffi+:480 "1i-.=2oo()L) t'7 23 17 x4 +23 x2 =ll4 E, HT fr Ul ffiE 280 n,ffi + ffJ Ut ffiF 2oo N. t6 24 16 x4 +24 x2 =ll2 E*7 2 80 32 32+2=16 l4 ffifuffifu40-x1624 ,x-o*rx=20 ,IEEAEJtF,F.. I = ZO (20 x8 -rLz) + (20 -tz) =6(+) tg* 8 -6 =2(t) x=360 * E,frHT 2 fJtF,fi,6 fzJrfrfi" 6 , B4LzKF ^*H 360 m " L 4 (930 -75 x2) 1 =495( [d) 45x(r -i)*+s=70(&) " 7 +6+75 930 -495 =435(rd) ,fHiABf +.ft?.+.,Itl*'lt+eil ( 1) 68" ,r E,IR*-Fd,f ArylJW 4es nq,,Z6trA+rJW *), 435 [d" 42 x 6 -- 252 ( bY,*W* tW#- 2s2 - 212 = =| ryF^MWKH.fi,H'KHf0 I + ( I +3) H+)\WlJ4o + (6 -a) =20(u\) ,k+.LWh 42 - N=D()t) =| " LFllbWKtrfi,H.KtrH! I + ( I +s) (2)[&1ftx(3)tfr+EB+ " (i -*, 42x4 = 163(+) 212 -168 =4A(*) 4.8 + =s7.6(+*) 44+(6-4) =22()u) 42-22 =20(.4) s:^(3)9rH+H L,tEH -+-fl 20 22 5i.6 x 0 =33. 6(+r() ,0:(890 -360x2) +(4-2) =85(E ^ ) " E,frW[bT 33.6 +)K. ,H+:360 -8s =275(+) 321 E,H 27s +M+,8s FfrJ" 2 +3- 2 +3=T (2000 x 1.2 -200 ) + ( l. 2 +6.7) =50({+) trf 6' :affiitffi +ffi so {*&H#$m.. (20x2)+51=200(f)ft) fEzrr : 4,i€ lfrt^- ff ,n A,* tu6 4xik-fr *-4+ r. 2 E :A.B ffiffizt4 HTEEHE 200 +X" iLfi 6h fr , 6*YP" E 6. 7 ir,, Ffr v\ lfr r^ - 4+ rE#, * llffi:Y ,Lfi 1-*a&rtEl nl*s 6 ,i{frvNft2:3 .@s}€hEr,Frr,*fi k7 r.2 +6.7 =7 .9 ( fr-) , Btr 2 nffi s rfrlfL&.-ff*,FfrUEU+ " E2 n nItu+H€F} +4i1 ,rtr-.vr+rJ,L441'r bE Y ft85 n€tF3.s )r,,3.5 )cffJlKWEz ruffis )Llk ??,, Wffi2ffi, vt;fi; fil + btr 4i+e E E +te#t rh - ;1 = [WW4s rfA*[E 10 7rH!" 3.5 trz(45 x 10 -294) + ( 10 -3. 5) =24(lK) !" a+uu*t ffi+fra A,B f,F.lL 20 +)r-t^e,fft l0 fr,.45 -24 =21(lK) ji,s +#t4i4LA&-2n x2 =40(+*) " (-+.!h\Ai-,&&, 2 tt z24 +2 =12(lK) trlA*itS, By Q +;1 =2oo( f +-). 2 E t 2 lK " trWA D lK,5 )nffJH 124K,10 )iWA r-#-*=* 7 so+fr =no(nii) :ffiffi 6,ts€ETEUt t20Tr.,. E,t: A*08'*%-+4i" I " isiiA E+ #t &b 1 o tzj' Mff ffifr+f +4i"1" ,ls*=fu* , 1#J *ftffi+*lt++ 2(1)D 2 t c r 2BEI2 (2)t2 4Y, h" B i*d in fi n a\ z- IL# ffi E. 6 t 2 (3)tT zJrT G)12 . "-, 62& sasr Effr 3 ( 1) (2) fiEl" ) (2)o (3)t.2s (D* ;EptrI) 1 *,* 2 e) (s)160 87.s 1.1 ^z 1. T'T = 4'* $: (2x +3) ={:l 4 ffi{'trklBrKz6 +2 =3(cm) w'"l"._2 1 r'- _ 1 Y 1 _ ffi24(2x +3) =7 Y6 ffiltEfult.HfR,3 x3 x6 =54(cmz) 4"5 4(2x +3) =42 11 ffi{'trfSlEfA:3 x 3 x3 =27 (cm3) 2- 2x +3 =10.5 E,ffit)lffitr!.Er,f+*mfnft I cri,lffiftZt mf . 20 2x =7.5 4' t 5' - to:25 za.N xffi=fl.24(cri ) "y=-- 1 I 0 x =3.75 (r)B (2)c 3 (3)D 6,uJrElBtHfR, s0.24 cm2 o 4 ffi,1*.|frH ks /[Rffi#. 6 " yt 13: 5 = (49 +26) Hl 5x = 13 x (49 +26) 5x = 975 x= 195 E,MH le5 kg /[+ffi*" AC =AB =4 cm tfltr,. h)x,*, )F.R fr + x+ El .,.l. 4 @ tlJ + 44, Fk AE DE AE 1.5 E-*f E frf f X f + i 8 t .,J'#@+44#r&ts.,+,4 E ACBC43 AE =2 cm " rbff!|6!Hy 6 zJrEE'fAE x 2 = {n€WE *,2 ,FfiD)4;WWfr: (t)t:2 frA t:4 TfrV (2)(6*6Ffr-) 5 2, rfff[$fr= ? 1:2 =18:36 l: J = l).: J$ l: { =Q:J$ 3: 2 = 3 5- =5,1. 18: 12 2 (1)c (2)c ffi ,lill'4#J WAh * Afr",I|J zJ. EB ful WEh +- 3 (6+^pE-)t.5:t20 =2.5:200 L5:2.5 +H" = 335 120:200 ): 4*-T'T*= 1.5 (1 ffi-ffiW&,fi&&zjftzn{) (300-200) +80 =l;(1 Ef) #a lt*t*,u I ,I 6SB I +Et' =l Ef ls + 11 Et'+1Et'1s jl=12 Et15rI E,+ZW-XitlbZtuffJE+EflEJE t2 Hrt ts b ffi ,tkts *ffi {W\W.h r,,\, I|J tr* S ffi ry " t q,$*, 0 24x )t" 5fl) rn (x+2): (2,1x-2)=/:)3 il 500 )K =50000 EX 20:50000 = 1:2500 2 x (24x -2) = 23 x (x +2) 200 X =20000 EX 10:20000 = 1r2000 48x-4=23x+46 l:2500 <1:2000 25x = 50 E ifrt+WLVFUX.D6,tT t: 2500. x=2 fEzrr : 4.ft&,fr.*tskv E rkL$ *, ]rY, 4rl K*-4H tit 2x(24 +l) =s0(7\) x *. f h lRfi" mfHPt ttt CE: AD =7:8 ,FfrD)Wflftkt LLh ,qA, BC =8:7 ,Ffi 6 (1)20 (2)2 tr Q)32 fE;rr:(1) ftB,I&EI U BC WKH.fu zt x 1 8(tr)K),- ffiM tu ,^*l*h 3"( +h 8"#t fr&i 0 ) fr.i ,#ff#t l.E-h 7 +8=9. 20 cmo (2) ft WlB-rrtu,ht"#tfr&4Hh, to ABC ff)ffiffit e.8 x8 +2 =3e.z(+iEx) " f E,t+*trE-# io 2 cmo *h i"#l frAfo#-X4f. #trE-#r vvtfl-- L, Frr il ii 4t1 fin" f.vY,bl *- * eni*- ffi5{ttr " (3)60 + l0 x2 +20 =32(cm) 7 ffi ,ik#€.#ttFfrfrrttVWffitr E * *fi h* 1. fi0giliR " jEIEII 4t x -2tB Effifu,xffiggilin x =16 1 (1)O 14 eloo -+ttr€-fi=+)LH Bh 4 x 4 = 16 ,tfi D) r = 4 + 2 = 2 ( il{t) , El ki E €)10700 6634999 (2)0.046208 4L 4620800 f f E A z = rr 3 : . i 8 t4 w x + 22 a = ) 1 l- 2 { . < 5 i 6 f ( r Y h lh ik X < ?- ) +r a' Frr fr. fri fr (3)s ++ r +; 1 s +0.01 s ++ #J fr 4v, bY.+ t fr )A- fir + 4, y< i & fr F.#J vY,, B iY, (4)-s -3 4 @zJr t @-3 @q ;; u\ f i yY, 1r'l ffi )* " tP- * i* ?- *tc h- Fft E $- n fr #J fr (s) -0.8 +0.8(40.s) $)t.zti 3 f,e+ft,#+aaqr h\#tfrfix, 2 0)C (2)A Efr:c108 L*-abkffi 108 *,r'l :g,IIrErbfiil0!.=y +,t3 + trB +*-frffi t3 fi +ffiffi ttB + E4i, **fr 1 ( 1 )EiTfi%Z+ffi+W.'q'+%4+H#,W1K *F+frh4+ft-" ffi JL+" , n tk4-;24.5 fr- w. E+%4+Hffi,W4KW. #ildr'rfrq+W+ Lft+*+lt#,ft+i,&?, ,y . w. (2) ofrww.ffi^pE-)20 xX) = 1800,30 x (3)oc €)A €)s (4)D (s)B 6 + 0 " = 180 ( 0 3 , ) 4 i O *+ x n 4 ff 5 iH = 0 f , t H n . t " K & 'e r G l& ) . f E fi L L B0 F * \I frR A[ fE 4 3 1 (6 6 + 6 6 ln f K fi E -) F ( m l) , 1m.s8 (2)100s.8 (3)r.m8 2 (1)B (2)BD C A (3)D E>r:n*-Y,L#t *frft l, Y Y = I FL L = l, Y H )e 40% fr 5 +E 8. 3 ffi21rfi,fift Effid1-&,4+4[ 0. 83. 140% ,nlLrl +r4o% =l,rrruLtB,,r+. 8.3 -0.83 =7.47 1 S , *E 8. : Hlzj'fi,fi rtu Effidr-li ,1+4tJffJWt,.,lR 3 (1)3 t2 R @* I WTfr,DT I:.+fI fit ^n " 3 (r)/B77fX,E-fibtl BfifE{Bil (2)Xx0.5 =Y x 8 (x.y frT.iJ 0) EID-lgEfi (1)02 300 @{E (6*6rE-)+({Bfi) xs yfr (ary) =20({B&) €)(6+6pE-)4 10 +=o: =t6,xffiY ffJbr,tr-fr.,ihnl xffi (z)ts (3)O, b @r ab (4)7 2t0 (6+TEE-)le (5) tr-L1,6tl" 31 (1)C (2)A (3)C ( I ) HrU ftt,H.6ry-E E{,'fr +fr ?t$ffi & ffi ffi lltfizN =axb xc,flrJ N ilB!BryfitrILFI)*A" #J\efr 1.o.6.c.o x 6.o xc.6 xc.a xb xc,) g^" (2)ffi,1ftr1tfrfu6ljlffiW *W" 20x =40 x360 3 4851927 x =720 4 36 f[ 48 BtE/(aww.F L2,EF&.*trIa^h E,A'frfr'q1rlfrff.720 M. 12 w" jlffi z(1) ++it6i,e.#&-E Fi ,&+**t#t**- 36 +12 =3(y'.) 48 +12 =a(A) fu *+ ,d.-#r E *. tv"E vu,lrt *. A " 4 *.6 J(, **t6t E r'BWJr H&.D-v* 3 fr +R,)'-vfi 4 "e. " # (2 & ) tY x # *+ - f L 1 f + r it f 6 r { + r E A & X = A * x td , fr L l r , € €.*& * ( f # - r t ff . i ) q . , T 8 g f , l E l10 f6 W #* m H t /* 4 f 6 f i + W " ft^4,} ,40 +6 =46(^f ) " *.,-,".. 66*+E* % FffF { lT E E : ,J\: iaxo€"J-+,(+ il Wh 13.7 <20 <23.B,FfrUibNlA^ffJ&WXW+ i i + Xr y r g r+ w *r * -o t* )A x s , i i I l i i + t9 *6 f' t l t g & 3 = - s :1 ft i H (E 0 X *j Z B K . W-) ( r ) l4E, hryE/(T 1 ffJftWlt, i:l{ttl!9? +z;) l;, (40, ft,Eh) ; i &hry + ( a i o 1 hrt ) 5ffi Htt4'X6EE, /at#WW ffi|ffi (2)9 =9 "i =e 6 <9 z.e +{=3.6x f;=2.7 2.7 <3.6 (1)20 * Q)2 25 0.4 40 E E 51557115 (3)3.14% 3.;; r ? (4)eH 14= 7 -14^15- 6 6 -14 + #{t,-t&(o lhrl.) htx-fitT | ffitlW,Ffi @2 3 0.67 @ @(,+effi)* + {$H0ffiz : l f 'T f 8 i 4 | 9 " trnlhEeiag o( EEffi)l + (s)75 r3o (6)8,e,lo,ll (1)fi * m (2)(246+54) x4+6 (3)2a 0)*rfi (4)1.904 s6 3.4 19.04 0.034 340 (1)c (2)D 2 (3)A 2 0)c (2)oB €)c (ruffiffi)(1)3 (2)n3 3 lsz 13 # * 4 (1)+,+ *I*8=+ "tr*+.+=|,, 4 24 +(3 x3) =24 +9 =z ttXl r*.#t =*",=# 1 6,tsA46V82;X" *f @++s"f =+,+"(+*+) = 2.H.tr0lE ,l lll 1 fr, +fr, f+ )E 4 '8 'L=i 2 0)36s 24 60 60 (2)e.30 (3)366 6l efi (4)42 les 2.7s (5)3 @n# xe6 =efi " 10 E,4bffJ++A6EqAiEilEEffi" 23 =46 +57 = 103 .ri -ir 3.fr0gEH (7)(s *, r?.31 #IEI ? +, = trnuiEH6!HXroitHEit .|l ri.ir =r6s(|.tn +r5rf 3 4 1 Q)4 (2)2 (3) Oo. 36 @60 @ + (f *|l *|l /. os x *s * (+ =,, 12 (5)b>a>c x>y>z T 2 (1)B (2)D (3)c (4)B LtfiEryfiffr+ Lfrbu,ryfrK+ Lfibu,F 4 3 3 ( 0 1 ) x 7 62 . 9 + 9 31 :8 = 6 9 0 .99-10 8 x10 =80 ftM+ ryfrftLrfrtr!+ ryfrbY,LfrK+ 7.9 <8,g.99 <10,ii7.99 x9.D 5 80 11,80 t. qfrbi,ZfrM+ @+ * | =,,*, !,mul * t* r )<. (t)t2 (t x -60% ) =4. 8( +)K) (3)20.6=20 39.6-40 20 x2 +40 =80(zu) E,6H 4.8 +*WM" (2)4K 100 -80 =20(7tr) ae} + Q -45% ) = 1200( X) 67ry y'rgfig'i r..a+&Tflfi.sJ E AtbT J200 -660 =s40(7K) +kwwffiw. (3)l8e 10 (4)3s (s)4 ry,Z*lbT s4o X" (6)17 2 +3n 46 {ffi| ffixr'du 2 (1)A (2)B (3)c ,, ( 1)200 (2)e8.42 k G)zs 2s (4)20 3 (.iiffiffi)"=1e0 *=0.8 x=4 *=fl (1)c (2)c 2 (3)D 3 4 ffi , iA&E 20tz +tstflAE0 ry tsI,H.ff ft x fr h " x -40% x =9.3 :0. 87 30. 8 + 35 . 4 0.87 =87 % x =15.5 87% l\tffi 6,&a 2ot2 +ts.UAH!ryEX,H.&ftts.s n h. tf = r t\t ffii*- tf*4€4rgf ry, frrJffiRilffi 6fr ffi , S4 fl /t 9\ tt ffiik/'jr-E#SB! s **" ffifre" e. Y4'F' * LV, 12 E{ 30 4l -10 frt 30 h =2 flt (300+r+300) "r t.=_?1, HEffif $5% -45% =40% ffi;*- ffi,ti.D,,(;E.#fiH0 s 64rEfffiEE A0% +2 =20% T*. 'fr * ^,#Y4@An{ trpJtlIHB!E{l{: (300 +r) xl.5=921 45% +20% =0.45 +0.2 =2.25(flt) x =314 2.2s > l. s,*lJaPlH,B6BH" 314 -300 = 14( +zl() 6,*UAffiHAWH" E,) X#friilH! B *+^+fr'q.4\8t'LL A r<+,W 5 +*. L4 2,dfr 3 r|ff fffl18,} ffi,&lFfflfr * tr" f& t& E,E'I rb& 50% x +60% x=132 x=120 I 6 2xl+3x6 *7241 E,lFfilBt20 )n" ffi , iAB+[+ ^tH * 4. 4TIh 2 5 2x2+3 x5 =19 o -L)-+42= **-Lrr- 2x3+3x4=18 +T r = 1800 4 18 -1 '| €.,B+ttfllta 1800 4" s. iE,tvFtJtERtvEt) trEl{nT, (t)2e:5t I7t42 (2)31 (3)5,fS 2t ?IK (4);1(*"so%) 4 = -*-La . w4&z 2 (1)B (2)B (3)c )rzoar 3 L 8r& , ' r ^ rB '0 .+ .4 _ zt (2)0.36: *=10%t g x ?IK I t/. ffi$.4x =21x0.4 ffitl\% * =0. 36 x i (170 -8) + (l -t*1) =162 - (i*1) =162+ x=7 x =1.6 !=rczrf=eo196y t , r n i ,2 s . . r= 1 5 4 . . 7 g ( ' ' 4 '2 \ 5 tc =l 7 '2 5 -_14 2 xl.2 170 - 90 = 80( rK) =5' 7 ffi,75x =25 Wz tx EJRX=.4&WT eo lK*EltF Fp, W+WW g x =0.4 n-- 1 (1)3.5 -t-3(+H) g 4 6W vtr-) l0 +7 .5 x3 =32.5 ( 7E) 6,,f&D,ft,R )ilffi 32. s )L " (2)(70 -10) +7.s =8(+H) 8 +1=e(ffi; E,IfrW6,,*EEE e +fr" 4.it_5EfE lcm - '*""* 68% rBfl 3+stE 5 (1)3 4.5 6 5 (2) iLte,*,*.J,*, 5 4 3 ffi,**' Ef*iHIE EUzJ' tri& ffi Ht EEH tt 4!J i:zl< 4[ ffi 2 f I ffJ )t, IEF h T lX+P ffi., 6 frAW E zK fi F A z]r 1234s67€rn$llaJlFi trtUffi . Ffi U E tA ^ Y szl<&IrEI- BI#H*,W, *ft EE E + H *,F^*ttfrf itkfr tKfi Ffrt €iH Ell E . +. reAR/rcffJF,C EfEfrrd&,€zj.sfEfr 1. s rtE-+trEf0fr. #E,:,r : ii# 6t .F- r ^ ) t* 6 ,A * e < z v\ AB (4)1.5 x5 =7.s(ffi) 6:s 21.616ffi7.s W" h#M2frfrill1p,fi AB #t A 6 240 +ft ? 1-630 = t7o(Hr+) * fi-+ i*"L#t &,*-*Fhbh E, tl,w rfrvfi.&wffilvt + ilE t7 0 Hr+ 7K A,B ffl,*-rE t t " ; + M 1 fri fr , iL B " l+#r,i.fr 5 v] AB lr +M 7 6 x4000000 =24000000(trX) 24000000 E)|( = 240 +X< a fri fi #' 4 r M , ir+#l,F,fr 4 +. (1 )10 (2)4s 240 +24 = 10( Et') 10 Ht -4 B{ =6 Ef R* t&W ho - * E*,, &, h *,fr #t &* Hgn *a 24N-6H{=188r} {.-,i., rY *ilb"l1.,i._,&rfrlt +2 +3 +... + " (n-1)l^{.,*.. 6,8ffifffrft2024 +s fr 31 E 18 F{SE6!. ffiI 8 ffi,&.A ffiffiffitrXffJfifffiF7* tr,flil B ffiffiffi +trBwosEilKroEn ft. IR*WUttfrE3x (1)450 (2)+E 3.t4x52 +2=39.25(cri) ffi=f,ffil#*=zo (3)3:2 480 (4)% (s)l6m G)n 1.72 A ffiffi :7 x3O =210(ji) 2 (r)c (2)^ (3)c (4)D (5)D (6)B B ffiffi:3 x30 =90( jt) 3 (1)(6 +4) x6 -6x6 +2 - (6+4) x 4 +2 -4 x 6'e 665i*-ffJfilffift2t0 )n,B ffiffiH*Htf| (6 -4) +2 =18(cm2) ffiF90 fr,. (2)3.14 x (4 + 2)2 +2 +3.14 x (2 +2)2 +2 - 0Fffi- Bffi5NE 4x2+2=3.85(cm2) l.Brogi^tq (8 +2) x8 +2 16(+i'trX) ;n|lE = :-EEil +tr8#69i^iR 6' E + iA€,#hffJffi#,E t6 Yl E)< " tE {o iAzJ'E H\HG.h d,, +WWH44.h d,,I|J B! 2 H ffi (2)zJrf tT +T (3)s HGfuG., + d,), 4\EIEK} d,r,F EE&} O)+fr, 4 d,r,tWHKIJG, +d,)r, 4 (4)E.L.T,H E.Z.H E.H (5)40 ffi fr (6)3 1.5 (7)@ E H.NtrE,1'B!{iE, a+w*,ffJgpnG' + 2 d " ')rr ^ H6fzl'EEtsB!HHA[+H+. I!+)u. 3 (1)c (2)B (3)c (4)D (5)B @E W*,fr+r KEh+ * ! = 4 (1) (2)w E,t*N*W*W,H.K-ff, ( I )IHTEEIZi. (2) (3. L4 x42 + - o x4 +2) x2 =9. t2(m2 ) " .-",* 69f ^#il#.t+frTflfl.sJ $, ffi .E +fl frEri2fllflfrlflWfrtr h e. t2 m2 " ft@ +a4+fv.#t I ; ,ts@ ti#r 4+f,fr +F +4i" r" , fr 7 0)3.t4x2 +0.5=t2(\) L. 6'i*dfi€HX$JAE$.t2 wmfg.*,?,,-fr ,Nia)*-Ei36 >9 =9 t02 25 42 35 S' T [F]ffi # 4+=+ XffitrI 6E'14ft /t, ffi.4+- + ^+.fr. (2) Xfin - + Xil.rEI 6E'ltE zJ'. EE d tYE. n*ff fl lE HEfleE il + ET ffilJ{ftn6trtfri+B 2024+to A -. 1 150 40% -25 6300 1800000 I 8 lTI]r+x 8x+x 2 -t 0.25 '*r*I> g r:3 2:l 4 (l)E Q)7s 5 2oo 6 24 ls 7 28.26 8 840 490 9 1.3 2C 3 A 4 e. 5 c 6 A 7 t =.18 fl,**6^ tt#t+n* rfi*68 *f* 8C 9C .=: 71ffifil drsfi#.trF&Trfi.sJ =.1 12 2.4 0.5 3600 0.36 o 0.65 3 (r)e.e Q)8+i1n l0 .,3T ' ttt*t*6,944 1 llffi t(D t*ffW tt,#t l ro t+ffi ffi,rc ++fr+raeff, nn 6.28(cm2) xwh#o.#, El.{ (1)(13,4) zo ++fr*Hrrx > fr, (2) - (7) EKiET" Ffitil 20 + ; ? 1 E*fq fl tT,o;t. ( trffi AE EIJEI) 4 0) ffi,iAi*_H4 ff1BE?rtft * E* " s8.3 )K =5830 EX r:5830 =1:50 x =116-6 6, jI_Hd#JHELt1E 116.6 EX" (1)200 2s% (2)(L -25% -45% -10%) x360o =72" (2)3. 14 x (4 +2)2 x l0 + * "a. t4 x (4 +2)2 x (3)L#-/L ( 16 - 10) = 150.72( m3 ) 100 E,i%Mffi,HH!4frR8 150.72 m3 . 80 5 (1)1 60 t;brl*) (2) @tlfr:E;KFffi ,z x2 x t + 5 = o. 8 ( 40 W&Mfrtrtrfil6fR,0. I x2 =t.6(n7.rl/r.) 20 h*) WfrMfr trtrB0lRmifR : 1. 6 + t = t. 6(Y)t 0 D r ffi+EE- E,W&Mfrtr ffi B!]REflE 1. 6 +I'I)/r.. .,r* - 72;ti iiI ttt