Afamily has a monthly income of $3300 and plans to spend 11% of this amount on entertainment. how much will be spent on entertainment?

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

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.