Roy worked for 2 hours and earned $12. how many hours must he work at the same rate to earn $36? hours worked 2 ? dollars earned 12 36 a. 3 hours b. 4 hours c. 6 hours d. 8 hours

Answer C. 6 hours

Step-by-step explanation:

12/2=6  36/6=6 $6 per hour

C. 6 hours

Step-by-step explanation:

Roy worked for 2 hours and earned $12.

First you want to know how much money he made in one hour. So you divide 12 by 2.

12 ÷ 2 = $6 per hour

Now you wanna know how many hours must he work at the same rate to earn $36.

$6 × 6hours = 36

So the answer is C. 6 hours

the barter

relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten.

step-by-step explanation: