lv30755
lv30755
24-03-2022
Mathematics
contestada
pls help me need it rn PLS
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User9388382992
User9388382992
24-03-2022
1) $60 2)$80 3)$78
Exp:
1)30x/100=18. 3x/10=18. 3x=180 x=$60
2)60= 75/100•Y Y=60•100/75 Y=80
3)(60•130)/100= 7800/100= 78
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