Math Flashcards
7 cards from real Core Academic Skills Assessment practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Math flashcards as text
A savings account earns simple interest at 4% per year. If $2,500 is deposited, how much interest is earned after 3 years?
Answer: $300
I = P × r × t = 2500 × 0.04 × 3 = $300.
Which of the following is a solution to x² − 5x + 6 = 0?
Answer: x = 2
x² − 5x + 6 = (x−2)(x−3) = 0, so x = 2 or x = 3.
A cylindrical can has a radius of 3 inches and a height of 10 inches. What is its volume? (Use π ≈ 3.14)
Answer: 282.6 in³
V = πr²h = 3.14 × 9 × 10 = 282.6 in³.
If the ratio of boys to girls in a class is 3:5 and there are 40 students total, how many are girls?
Answer: 25
Girls = 5/(3+5) × 40 = 5/8 × 40 = 25.
Which number is irrational?
Answer: √7
√7 cannot be expressed as a ratio of integers and its decimal does not terminate or repeat.
A worker earns $18 per hour and works 37.5 hours per week. What is her gross weekly pay?
Answer: $675.00
$18 × 37.5 = $675.00.
Evaluate: 4 + 3² × 2 − (6 ÷ 3)
Answer: 20
Follow PEMDAS: 4 + 9 × 2 − 2 = 4 + 18 − 2 = 20.
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