Ҥ
1/2 : 1/3 : 1/4Ǥ
ߤʤ®
614ڡ 0:05:21 39467

0.4c+0.8a=ac=a/2=300
0.2a+0.7b=bb=2a/3=400
614ڡ 0:06:14 39468
⡼ޥ
ưŪʿվ֤ʤΤ...^^
600*0.2=120=0.4*c...c=300
120=0.3*b...b=400
300+400=700
614ڡ 0:13:16 39469
ͣ.ǥ
ϴñ
ȤΤΡ褯ɤޤ¡ä̤ʤä
դ⡢¤ȣäͤ򥳥ޤǶڤäƲȤܡ
ФΤˤƤʺФȤƨ줬ΤʾСˡ

¤Ѳ600*0.2120ʣˤ
¢áâѲ̤
¤̤ϡ1200.3400ʣ
ä̤ϡ1200.4300ʣˡ碌ơ700硡Ȥޤ
614ڡ 1:28:19 39470
ܤä
xʪB,yʪCȤȡ
600(g)2/10 = 3/10x = 4/10y
120(g) = 3/10x = 4/10y

x = 120(g)10/3
x = 400(g)

y = 120(g)10/4
y = 300(g)

x+y = 400(g)+300(g) = 700(g)
614ڡ 0:33:01 39471

ԥ塼˸äƻŻ򤷤ƤΤǤˤĤ֤ȤƨοȤȤƤϤäᥤȤ٤Ϸ빽˲򤱤ޤǰʤ¤֣硢äȤơ̤ȣָ̤Ӥᣴܣ֡ᣰ֡ܣᣰܣ֤ȤƦ֡Ʋ򤭤ޤߤʤ󤬻ǤɤȤ줿ΤڤߤǤäȤǽ顢ΡפֺʪΡפȴ㤤0.2(600+x+yˤBˤ롣A.B.CѲΤ20+30+4090%顢Ĥ10%60gAΤޤޡȤƤΤǤ
614ڡ 0:47:22 39472
ߤ
ָξ֤ξ֤Ʊˤʤ褦˹ͤ롣

ϣָˤϡʣˤȣ¡ʣ
縺äƤΤǡäѲƤǤ̤⣱硣
äƺǽäϣ礢äȤˤʤ롣

¤ϣ¤ѲǣƤΤǡ
¢äѲǣ縺褦ˤɬפ롣
ΤȤ¤ϣ󸺤ΤǡǽΣ¤ϣ硣

ʾ夫¡ᣴ硢áᣳʬΤǡ
¤ȣäιפϣǤ롣
614ڡ 2:08:50 39473

1ָA,B,Cξ֤
A0.8A0.2B
B0.7B0.3C
C0.6C0.4A
Ȥ
20(0.2)30(0.3)40(0.4)κǾܿ12Ǥȡ
A4.8A1.2B
B2.8B1.2C
C1.8A1.2A
Ȥʤꡢ­ȡ
6A4B3CȤʤꡢABC643
֤ѲʤȤ顢ʪ̤ѲƤʤ
ä
B400C300Ȥʤ
700gǤ롣
614ڡ 3:46:41 HomePage:39474
ʸ
ºݤʴλѴطˤʪä¸ߤǤ礦

ˤƤϥ䤤Ǥ...
614ڡ 7:45:23 39475
ϺĹ
ɤ֤ФʤäơǽϤФͤǤޤޤɤϡ⡼ޥ󤵤ͣҡǥƱǡ
ϵŤ߱֡פ֤˻Ż褦ʾС
614ڡ 7:58:47 39476
ϥ饮㡼ƥ
ǤҤᤫʤǤ򤱤ϰǤ
614ڡ 10:43:26 HomePage:湩ؤ˥39477

ָͤ
̤ʪѤ̤ƣʤΤ
ࣰܣࣰ᣷
614ڡ 10:52:23 39478
uchinyan
Ϥˤϡơϡ
ϴñǤΨ⤯ñäΤǤ礦󡤻ȤƤϡȤ̣Ǥ
Ūˤϡ餷ʽαѤȤǡȻפޤ
ʴǡ

ޤʪϸߤѲ礦ʤΤǡΤνŤѲʤȹͤƤǤ礦
ˡַвᤷƤʬѲʤȤȤ顤ָʬˤѲʤȹͤƤǤ礦
ȡָγʪνŤѲʤȹͤƤǤ礦
ǡǽξ֤ˤƣָγʪξ֤ͤȡ
ޤ
B 30% C ˤʤä 30% ޤ礦ɤʬ A 20% ѲʬΤǡ
B 30% A 20% B κǽνŤ 600 * 20/100 * 100/30 = 400 g ˤʤޤ
ˡ
C 40% A ˤʤä 40% ޤ礦ɤʬ B 30% ѲʬΤǡ
C 40% B 30% C κǽνŤ 400 * 30/100 * 100/40 = 300 g ˤʤޤ
ơ
A 20% B ˤʤä 20% ޤ礦ɤʬ C 40% ѲʬΤǡ
A 20% C 40% A κǽνŤ 300 * 40/100 * 100/20 = 600 g ˤʤޤ
ϡΤ A κǽνŤ˰פΤǡ̷ϤʤABC 600 g400 g300 g ǶѹդƤ롤Ȥʬޤ
ΤϡB C κǽνŤιפʤΤǡ400 + 300 = 700 gˤʤޤ
ͥνȡ 614ڡ 11:17:04 39479
uchinyan
ǼĤɤߤޤ
Ƽμ㴳ιפϤΤΡ
ָγʪξ֤ͤäʬ¾ʬ
ȹͤƲ򤯤ΤƱ褦Ǥ

ʤĿŪˤϡºݤˤʪΤΤꤿǤ
ʥ֤ˤϡʪѲʾ岿餫Υͥ륮Ѳ䥨ȥԡѲϤʤΤǡ
ǮĺϤǤϡ˺ǽϤޤäȤƤ⤤ĤѲʤʤäƤޤʡȤϻפޤ
ȿǮͿۼ곰Ĵ³褦ʷϤǤϡºݤˤΤ褦ʪϤǤ礦
ʪФƤޤΤ̵Ǥ͡Ȥвȿʡ
Ǥ⡤ȿǤ⡤֤ǤñˤȿϷޤäƤޤʤΤǡ
ʤ̯äʤ̵ʵ⤷ޤ
Ǥʤȡʵ׵ؤΤ褦ʤˤ⤷Ʋ
ͥνȡ 614ڡ 11:51:07 MAIL:uchi@sco.bekkoame.ne.jp 39480
ģ©
ȿʤƧޤ̶ΣԺǥޥۤޤ
󥷥դǤ
614ڡ 12:32:35 39481
ϻ
ϡȤǤ

ޤʬѲʤפȤΤϡʬ̤ѲѤʤפȤȤƱ
⡢ʬѲʤȤǤ̵Τǡ
㤨Сʬ20ϸäƤޤޤʬä40(Ѳʬ)äƤ롢Ȥ櫓Ǥ
ȤȤǡ20ä40󡢣0.2á0.4á᭢Ȥʤޤ
Ʊ褦˹ͤȡ20%¤30󡢣0.2¡0.3¡ỰȤʤޤ
ǡϢȡ¡á᭺Ȥʤޤ600gʤΤǡ;600୺100(g)¡ܣá᭸ܭ᭻100߭700(g)Ȥʤޤ
700(g)

617 11:38:47 39483

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ǯ23ʬξ̽
̾/ݥ/1̲/̰
deu/277/6/16
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ޤͤǯĴҤĴҤΤäƺääƤäʤǤɤ
617 17:08:19 39484
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Ǥ黻ɤǡɥ󥸡ʡ
617 20:13:22 39485