John put $200 in an account that earns 4% simple interest every year. how much money will be in the account after 8 years ?

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?

Edger needs 6 cookies and 2 brownies for every 4 plates how many cookies and brownies does he need for 10 plates

What is the perimeter of a rectangle if the length is 5 and the width is x?