IST Applied Mathematics

Question 1

A production line produces 240 units in 8 hours. What is the average output per hour?

Accepted Answer

30 units

Answer

Dividing 240 units by 8 hours gives 30 units per hour.

Question 2

A machine uses 15 gallons of coolant per day. How many gallons are needed for a 5-day work week?

Accepted Answer

75 gallons

Answer

Multiplying 15 gallons/day by 5 days equals 75 gallons.

Question 3

A bolt is 3.75 inches long. What is this measurement in fractions of an inch?

Accepted Answer

3 3/4"

Answer

0.75 equals 3/4, so 3.75 inches is 3 and 3/4 inches.

Question 4

If a steel rod weighs 2.5 pounds per foot, how much does a 14-foot rod weigh?

Accepted Answer

35 lbs

Answer

Multiplying 2.5 lbs/ft by 14 ft equals 35 pounds.

Question 5

A tank holds 500 gallons. If it is 40% full, how many gallons are in the tank?

Accepted Answer

200 gallons

Answer

40% of 500 gallons equals 0.40 × 500 = 200 gallons.

IST - Industrial Skills Test Practice Test