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 Mathematics flashcards as text
Which fraction is greater than 1/2?
Answer: 5/8
5/8 = 0.625, which is greater than 0.5 (1/2); the others are all less than 0.5.
A bag contains 5 red marbles, 3 blue marbles, and 2 green marbles. What is the probability of picking a blue marble?
Answer: 3/10
Probability = favorable outcomes / total outcomes = 3 / (5+3+2) = 3/10.
What is the perimeter of a square with a side length of 7 inches?
Answer: 28 inches
Perimeter of a square = 4 × side = 4 × 7 = 28 inches.
Which of the following numbers is prime?
Answer: 17
17 is prime because its only factors are 1 and itself; the others are divisible by 3 or 7.
Evaluate: 6² − (3 + 1) × 2
Answer: 28
Following order of operations: 6² = 36, (3+1) = 4, 4 × 2 = 8, and 36 − 8 = 28.
A map uses a scale of 1 inch = 50 miles. Two cities are 3.5 inches apart on the map. What is the actual distance?
Answer: 175 miles
Multiply the map distance by the scale factor: 3.5 × 50 = 175 miles.
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