Question

cheenu gave20%of his marbles to his younger brother. cheenus friend borriwed 25%of the marbles left with him. if cheenu has given away 32 marbles in all,then a)how many marbles did cheenu has in beginning? b)what% of the marbles in all did cheenu give away?

Answer 1

a)=80because let cheenu has 100℅marbles then less 20℅=80℅marbles left
then again cheenu give 25℅marbles into remaining 80℅so he has 80-25℅=60 out of 100 which means he gave 40℅=32of marbles out100℅
40
$100 times 32 \div 40 = 80$
so
a)=80
b)=40℅