EEI TECH EEI Tech Mathematical Usage 1

Question 1

A utility crew completes 3/8 of a job on Monday and 1/4 on Tuesday. What fraction of the job remains?

Accepted Answer

3/8

Answer

5/8

Answer

1/2

Answer

7/8

Question 2

If a wire costs $0.45 per foot, how much do 240 feet cost?

Accepted Answer

$108.00

Answer

$96.00

Answer

$120.00

Answer

$84.00

Question 3

A transformer operates at 85% efficiency. If 4,000 watts enter, how many watts are output?

Accepted Answer

3,400 W

Answer

3,200 W

Answer

4,700 W

Answer

3,600 W

Question 4

What is 15% of 320?

Accepted Answer

48

Answer

42

Answer

46

Answer

52

Question 5

A technician works 6.5 hours at $18/hr and 3 hours overtime at 1.5× regular pay. What is the total pay?

Accepted Answer

$189.00

Answer

$152.50

Answer

$198.00

Answer

$198.50

Question 6

Express 0.625 as a fraction in its simplest form.

Accepted Answer

5/8

Answer

6/9

Answer

3/4

Answer

7/10