Question

The total cost for paperback books varies

directly with the number of books purchased.
If the total cost of 6 paperback books is $35.94,
how much would 19 paperback books cost?

Answer 1

$113.81

Explanation:

Find the cost for one book:

35.94 / 6 = 5.99

Multiply 5.99 with the number of books buying:

5.99 x 19 = 113.81