EIAT Fractions and Decimals Computation 5

Question 1

A bolt extends 5/16 inch on each side of a plate that is 1 1/2 inches thick. What is the total bolt length needed?

Accepted Answer

2 1/8 inches

Answer

5/16 + 1 1/2 + 5/16 = 10/16 + 24/16 = 34/16 = 2 1/8 inches.

Question 2

A reading of 0.875 inch is equivalent to which fraction?

Accepted Answer

7/8 inch

Answer

0.875 = 875/1000 = 7/8 inch.

Question 3

An elevator travels 480 feet in 1 minute. At 3/4 speed, how far does it travel per minute?

Accepted Answer

360 feet

Answer

3/4 × 480 = 360 feet per minute.

Question 4

A parts order costs $124.80 before a 1/4 discount. What is the discounted price?

Accepted Answer

$93.60

Answer

Discount = 1/4 × 124.80 = 31.20; 124.80 − 31.20 = $93.60.

Question 5

A guide rail section is 18 feet long. A technician cuts off 2.375 feet. How much remains?

Accepted Answer

15.625 feet

Answer

18.000 − 2.375 = 15.625 feet.

EIAT - Elevator Industry Aptitude Test Practice Test