How is linear and nonlinear alike?

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.

Which of these tools or constructions is used to inscribe a hexagon inside a circle?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer