Area of composite shapes

Solve this and show you’re work step by step ! -5 3/4+3h< 9 1/4 -

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')