OAR OAR Math Skills: Word Problems 2

Question 1

A ship travels 240 nautical miles in 8 hours. If it increases its speed by 50%, how long will it take to travel the same distance?

Accepted Answer

5 hours 20 minutes

Answer

3 hours 20 minutes

Answer

4 hours

Answer

6 hours

Question 2

A sailor earns $3,200 per month. After a 15% raise, what is his new monthly salary?

Accepted Answer

$3,680

Answer

$3,360

Answer

$3,480

Answer

$3,720

Question 3

A fuel tank holds 450 gallons. A vessel uses 37.5 gallons per hour. If the tank starts full, how many hours until it is exactly one-third full?

Accepted Answer

8 hours

Answer

6 hours

Answer

7 hours

Answer

9 hours

Question 4

Three crew members share a bonus equally. After each pays 20% in taxes, each person takes home $960. What was the total bonus before taxes?

Accepted Answer

$3,600

Answer

$3,200

Answer

$3,400

Answer

$3,800

Question 5

A rectangular deck is 48 feet long and 22 feet wide. If non-skid coating costs $1.75 per square foot, what is the total cost?

Accepted Answer

$1,848

Answer

$1,716

Answer

$1,812

Answer

$1,924

Question 6

A helicopter burns fuel at 85 gallons per hour. It departs with 340 gallons and must land with at least 30 gallons in reserve. What is the maximum flight time in hours and minutes?

Accepted Answer

3 hours 38 minutes

Answer

3 hours 24 minutes

Answer

3 hours 48 minutes

Answer

4 hours 00 minutes

Question 7

A logistics officer orders supplies for 120 personnel for 45 days. After 18 days, 30 more personnel join. How many additional days will the remaining supplies last?

Accepted Answer

27 days

Answer

20 days

Answer

22 days

Answer

24 days