EIAT Fractions and Decimals Computation 3

Question 1

A hoist rope stretches 0.125 inch under load. Express this as a fraction in lowest terms.

Accepted Answer

1/8 inch

Answer

0.125 = 125/1000 = 1/8 in lowest terms.

Question 2

Three shims measure 3/16, 5/16, and 7/16 inch. What is their total thickness?

Accepted Answer

15/16 inch

Answer

3/16 + 5/16 + 7/16 = 15/16 inch.

Question 3

An inspection takes 0.3 hours per floor and a building has 15 floors. How many hours total?

Accepted Answer

4.5 hours

Answer

0.3 × 15 = 4.5 hours.

Question 4

A pulley has a diameter of 2 1/4 inches. Its radius is:

Accepted Answer

1 1/8 inches

Answer

Radius = 2 1/4 ÷ 2 = 9/4 ÷ 2 = 9/8 = 1 1/8 inches.

Question 5

A lubricant costs $3.60 per quart. How much do 2.5 quarts cost?

Accepted Answer

$9.00

Answer

$3.60 × 2.5 = $9.00.

EIAT - Elevator Industry Aptitude Test Practice Test