Apprenticeship Math and Calculations Flashcards
6 cards from real Apprenticeship Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Apprenticeship Math and Calculations flashcards as text
A job requires 240 bricks and each pallet holds 60 bricks. How many pallets are needed?
Answer: 4 pallets
240 ÷ 60 = 4 pallets needed to complete the job.
What is the ratio of 8 to 24 in its simplest form?
Answer: 1:3
8:24 simplifies to 1:3 by dividing both numbers by the GCF of 8.
If a material shrinks 10% after treatment, what is the final length of a 50-foot piece?
Answer: 45 feet
50 × (1 − 0.10) = 50 × 0.90 = 45 feet after shrinkage.
A worker reads 7⅜ on a ruler. What is this as a decimal?
Answer: 7.375
7⅜ = 7 + (3 ÷ 8) = 7 + 0.375 = 7.375.
Two workers together can finish a job in 6 hours. One works at twice the speed of the other. How many hours does the slower worker alone take to finish the job?
Answer: 18 hours
If the slower worker takes x hours alone, combined rate = 1/x + 2/x = 3/x = 1/6, so x = 18 hours.
What is 15% of $360?
Answer: $54
15% × $360 = 0.15 × 360 = $54.