Дано: w1=20% m(p-pa)=100г w2=32% m(p-pa)=200г _____________ w-общ?. Created by unicorn652569. himiya-ru

Дано: w1=20% m(p-pa)=100г w2=32% m(p-pa)=200г ____________

unicorn652569 @unicorn652569

July 2022 2 4 Report

Дано:
w1=20%
m(p-pa)=100г
w2=32%
m(p-pa)=200г
_____________
w-общ?

Platinum15

Verified answer

W(общ) = w1*m1+w2*m2/(m1+m2) *100% = 0.2*100+0.32*200/(100+200)*100%= 84/300*100%=28%

1 votes Thanks 1

unicorn652569 Дано:
w1=30%
m(p-pa)=300г
w2=20%
m(p-pa)=200г
____________
w(общ)-?
+30 б

darinka301 W1=20%
m(p-pa)=100г
m(р.в.)1=100*0,2=20г
w2=32%
m(p-pa)=200г
m(р.в.)2=200*0,32=64г
m(p-pa)3=100+200=300г
m(p.в).3=64+20=84г
W3=84/300 *100%=28%

1 votes Thanks 2

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