Question

At Trent's garage, 3 cases of brake fluid last 4 weeks. Trent has 5 cases. How much more brake fluid should Trent order so that he has enough for 13 weeks? Round your answer up to the nearest whole number.

Answer 1

this is simple

Answer 2

first find how long a singles case lasts thats is 4/3= 1.3

Answer 3

now he already has 5 cases, so we should subtract that from the answer

Answer 4

13/1.3 = ?

Answer 5

can you figure that out?

Answer 6

the equation is (13/1.33) - 5 = x

Answer 7

use your calculator

Answer 8

or you can use (13/4 x 3) - 5 = x

Answer 9

whichever you choose

Answer 10

then the answer is rounded by the hundredth place

Answer 11

thanks

Answer 12

the answer is 5 cases