Aponi and Regina both leave the bookstore at the same time, but in opposite directions. If Aponi travels 7 mph and Regina travels 11 mph, how long until they are 54 miles apart?

Solution

Solution

time : 3

Solution steps

Translate the problem into an equation:

7 x + 11 x = 54

Solve for

x, 7 x + 11 x = 54 : x = 3

time : 3

Popular Examples

Grayson opened a savings account and deposited 300.00. The account earns 12% interest, compounded annually. If he wants to use the money to buy a new bicycle in 3 years, how much will he be able to spend on the bike?victoria invests 300 dollars into an account with a 2.5% interest rate that is compounded semiannually how much money will she have in this account if she keeps it for 5 years round your answer to the nearest dollar if bob has 2 apples and he eats one how many apples does he have left 75, 000 is invested in a 5% simple interest account for 5 years, what is the value Ryan opened a savings account and deposited 1,000.00. The account earns 9% interest, compounded annually. If he wants to use the money to buy a new bicycle in 3 years, how much will he be able to spend on the bike?