OAR OAR Math Skills: Word Problems 5

Question 1

A Navy recruiter must sign 18 enlistments in a 30-day month. By day 20 she has signed 13. How many enlistments per day must she average for the remaining 10 days?

Accepted Answer

0.5 per day

Answer

1.0 per day

Answer

1.5 per day

Answer

2.0 per day

Question 2

A ship's mess serves 480 meals daily: 60% breakfast, 25% lunch, and the rest dinner. How many dinner meals are served each day?

Accepted Answer

72

Answer

48

Answer

60

Answer

84

Question 3

Two ships leave the same port simultaneously, one heading north at 22 knots and one heading south at 18 knots. How far apart are they after 5 hours?

Accepted Answer

200 nautical miles

Answer

110 nautical miles

Answer

150 nautical miles

Answer

175 nautical miles

Question 4

A project requires 6 officers working 8 hours per day for 10 days. If 2 officers are reassigned, how many hours per day must the remaining 4 work to finish on time?

Accepted Answer

12 hours

Answer

10 hours

Answer

11 hours

Answer

14 hours

Question 5

A base hospital has 120 beds; 78 are occupied. If 12 more patients are admitted and 5 are discharged, what percentage of beds are then occupied?

Accepted Answer

70.8%

Answer

68.3%

Answer

70.0%

Answer

73.3%

Question 6

A convoy of 8 trucks must deliver 3,200 supply boxes. Each truck can carry 48 boxes per trip. How many complete trips will the entire convoy need to make to deliver all boxes?

Accepted Answer

9 trips

Answer

8 trips

Answer

10 trips

Answer

11 trips

Question 7

An officer invests $8,000 at a 5% annual simple interest rate. How much interest will the investment earn in 3 years?

Accepted Answer

$1,200

Answer

$400

Answer

$800

Answer

$1,600