NCRC Applied Mathematics 2

Question 1

A team of 4 workers can unload a truck in 6 hours. How long would it take 8 workers at the same rate?

Accepted Answer

3 hours

Answer

4 hours

Answer

2 hours

Answer

5 hours

Question 2

A shop orders 144 items and sells them at $3.50 each. If each item cost $1.80, what is the total profit?

Accepted Answer

$244.80

Answer

$288.00

Answer

$504.00

Answer

$259.20

Question 3

Convert 5.25 hours into hours and minutes.

Accepted Answer

5 hours 15 minutes

Answer

5 hours 20 minutes

Answer

5 hours 25 minutes

Answer

5 hours 30 minutes

Question 4

A cylindrical tank has a radius of 3 feet and a height of 10 feet. Using π ≈ 3.14, what is its volume?

Accepted Answer

282.6 cu ft

Answer

94.2 cu ft

Answer

188.4 cu ft

Answer

301.0 cu ft

Question 5

A paycheck shows gross pay of $920 and deductions totaling $217.40. What is the net pay?

Accepted Answer

$702.60

Answer

$712.60

Answer

$703.40

Answer

$702.40

Question 6

If a machine produces 480 parts in 8 hours, how many parts does it produce per minute?

Accepted Answer

1 part/min

Answer

2 parts/min

Answer

4 parts/min

Answer

3 parts/min