MASS Test Mathematical Usage Questions and Answers

Question 1

A 2-stroke engine requires a precise fuel mixture of gasoline to oil at a 40:1 ratio. If a container is filled with 82 ounces of this mixture, exactly how many ounces are oil?

Accepted Answer

2.0 ounces

Answer

2.05 ounces

Answer

40 ounces

Answer

1.0 ounce

Question 2

A blueprint specifies that a component must be 3.500 inches in length, with an acceptable tolerance of ±0.004 inches. Which of the following measurements would be considered out of specification?

Accepted Answer

3.495 inches

Answer

3.504 inches

Answer

3.498 inches

Answer

3.500 inches

Question 3

A technician needs to calculate the surface area of a rectangular plate that requires a special coating. The plate measures 1.5 feet by 2.5 feet. However, there is a circular hole in the middle with a radius of 3 inches that does not need to be coated. What is the approximate surface area to be coated in square inches? (Use π ≈ 3.14)

Accepted Answer

511.74 sq in

Answer

512.00 sq in

Answer

540.00 sq in

Answer

42.00 sq in

Question 4

A machinist is cutting 5 identical pieces from a metal rod. Each finished piece must be 4 and 3/4 inches long. The saw blade has a kerf (width) of 1/8 inch, which is the amount of material removed with each cut. What is the minimum length of the original rod needed to produce these 5 pieces?

Accepted Answer

24 1/8 inches

Answer

23 3/4 inches

Answer

24 inches

Answer

24 1/4 inches

Question 5

A cylindrical hydraulic reservoir has a radius of 10 centimeters and a height of 40 centimeters. What is the maximum volume of fluid the reservoir can hold, in cubic centimeters? (Use π ≈ 3.14)

Accepted Answer

12,560 cm³

Answer

1,256 cm³

Answer

2,512 cm³

Answer

5,024 cm³

Question 6

A technical manual specifies a torque of 25 Newton-meters (N·m). The available torque wrench is calibrated in foot-pounds (ft-lb). Given that 1 foot-pound is approximately equal to 1.356 Newton-meters, what is the approximate equivalent torque value in ft-lb?

Accepted Answer

18.44 ft-lb

Answer

33.90 ft-lb

Answer

26.36 ft-lb

Answer

23.64 ft-lb

A 2-stroke engine requires a precise fuel mixture of gasoline to oil at a 40:1 ratio.If a container is filled with 82 ounces of this mixture, exactly how many ounces are oil?

A 2-stroke engine requires a precise fuel mixture of gasoline to oil at a 40:1 ratio.
If a container is filled with 82 ounces of this mixture, exactly how many ounces are oil?