Mathematics

(Refer to Figure 54.) Compute the area of the trapezoid. 52.5 square feet. 60 square feet. 76.5 square feet.

What size sheet of metal is required to fabricate a cylinder 20 inches long and 8 inches in diameter? Note: 20 inches x 25-5/32 inches. 20 inches x 24-9/64 inches. 20 inches x 25-9/64 inches.

(Refer to Figure 55.) Find the area of the triangle shown. 12 square inches. 6 square inches. 15 square inches.

What force is exerted on the piston in a hydraulic cylinder if the area of the piston is 1.2 square inches and the fluid pressure is 850 PSI?. 1,020 pounds. 960 pounds. 850 pounds.

(Refer to Figure 56.) Compute the area of the trapezoid. 24 square feet. 48 square feet. 10 square feet.

(Refer to Figure 57.) Determine the area of the triangle formed by points A, B, and C. A to B = 7.5 inches; A to D = 16.8 inches. 42 square inches. 63 square inches. 126 square inches.

What is the piston displacement of a master cylinder with a 1.5-inch diameter bore and a piston stroke of 4 inches?. 9.4247 cubic inches. 7.0686 cubic inches. 6.1541 cubic inches.

The total piston displacement in a reciprocating engine is. the volume displaced by only one piston during one-half revolution of the crankshaft. the volume displaced by all the pistons during one revolution of the crankshaft. the volume displaced by all the pistons during two revolutions of the crankshaft.

What is the surface area of a cube where a side (edge) measures 7.25 inches?. 381.078 cubic inches. 315.375 square inches. 52.5625 square inches.

(Refer to Figure 71.) What is the volume of a sphere with a radius of 4.5 inches?. 47.71 cubic inches. 381.7 square inches. 381.7 cubic inches.

A rectangular-shaped fuel tank measures 60 inches in length, 30 inches in width, and 12 inches in depth. How many cubic feet are within the tank?. 12.5. 15.0. 21.0.

Select the container size that will be equal in volume to 60 gallons of fuel. (7.5 gal = 1 cu ft). 7.5 cubic feet. 8.0 cubic feet. 8.5 cubic feet.

How many gallons of fuel will be contained in a rectangular-shaped tank which measures 2 feet in width, 3 feet in length, and 1 foot 8 inches in depth? (7.5 gal = 1 cu ft). 66.6. 75. 45.

A rectangular shaped fuel tank measures 27-1/2 inches in length, 3/4 foot in width, and B-1/4 inches in depth. How many gallons will the tank contain? (231 cu in = 1 gal). 7.366. 8.83. 170.156.

A four-cylinder aircraft engine has a cylinder bore of 3.78 inches and is 8. 5 inches deep. With the piston o bottom center, the top of the piston measures 4.0 inches from the bottom of the cylinder. What is the approximate piston displacement of this engine?. 200 cubic inches. 360 cubic inches. 235 cubic inches.

A rectangular-shaped fuel tank measures 3 7-1/2 inches in length, 14 inches in width, and 8-1/4 inches in depth. How many cubic inches are within the tank?. 59.75. 433.125. 4,331.25.