THis guy is more power

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.

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

There are 93 calories in a small candy bar how many calories are ther in a half dozen small candy bars?