The side length of a square tablecloth is 5x^2 centimeters
A.) Find the area of the tablecloth .
B.) Will the tablecloth completely cover a square tabletop with area 20x^4 centimeters?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

With number 11 ( show how you got the answer)

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?