Could someone help me plzzz

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?