NeSA Mathematics Flashcards
6 cards from real NESA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 NeSA Mathematics flashcards as text
What is the greatest common factor (GCF) of 24 and 36?
Answer: 12
Factors of 24: 1,2,3,4,6,8,12,24; factors of 36: 1,2,3,4,6,9,12,18,36 — GCF is 12.
A train travels 180 miles in 3 hours. What is its average speed?
Answer: 60 mph
Speed = distance ÷ time = 180 ÷ 3 = 60 mph.
Which expression equals 48?
Answer: 4 × 12
4 × 12 = 48.
If the ratio of boys to girls in a class is 3:4 and there are 21 boys, how many girls are there?
Answer: 28
If 3 parts = 21, then 1 part = 7, so 4 parts = 28 girls.
What is the value of √144?
Answer: 12
12 × 12 = 144, so √144 = 12.
A pizza is cut into 8 equal slices. If 3 slices are eaten, what fraction remains?
Answer: 5/8
8 − 3 = 5 slices remain, so 5/8 of the pizza is left.
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