Question

#1 A computer programmer worked for 10 hours and earned $70, which is a rate of $ per hour. Rate Unit Rate

Answer 1

Answer:

$7/hour

Explanation

From the question we are told that a computer programmer worked for 10 hours and earned $70, this can be expressed as;

10 hours = $70

We are to find amount he is earning per hour. This can be written as;

1 hour = $x

Divide both expression

10/1 = 70/x

Cross multiply

10 * x = 70 * 1

10x = 70

x = 70/10

x = 7

Hence the rate per hour is $7/hour