MCAS Mathematics Flashcards

6 cards from real MCAS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 MCAS Mathematics flashcards as text

Which number is irrational?
Answer: √2
√2 is irrational because it cannot be expressed as a fraction and its decimal never repeats or terminates.
What is the least common multiple (LCM) of 4 and 6?
Answer: 12
The LCM of 4 and 6 is 12 because 12 is the smallest number divisible by both 4 and 6.
If y = 2x − 1, what is y when x = 4?
Answer: 7
Substituting x = 4: y = 2(4) − 1 = 8 − 1 = 7.
A store sells apples for $0.75 each. How much do 8 apples cost?
Answer: $6.00
8 × $0.75 = $6.00.
What type of angle measures exactly 90°?
Answer: Right
A right angle measures exactly 90° and is often marked with a small square symbol.
Simplify the fraction 18/24.
Answer: 3/4
The GCF of 18 and 24 is 6; dividing both by 6 gives 3/4.