The perimeter of a rectangle is 66 feet. the width is 15 ft less than 1/2 the length. find the dimensions of the figure

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?