Question

Jane sold 5 cakes on Monday 8 cakes on Tuesday and 7 cakes on Wednesday 3/5 of all the cakes she sold were chocolate cakes work out how many cakes were not chocolate cakes

Answer 1

i think its 8. im not sure

total num of cake =8+7+5
=20
num of chocolate cakes jane sold= 3/5*20
= 12
therefore num of cakes were not chocolate cake=20-12
=8