Question

a lady gave 0.7 of her doll collection to an oprphanage and divide the remaining part equally between her two grandchildren what part of her collection did each of her grandchildren get

Answer 1

let the total collection be 1
dolls given to orphanage=0.7
left dolls=1-0.7
=0.3
now if 0.3 is divided among 2 children equally
then
dolls given to each children =0.3÷2
=0.15