- Basic Math and Science Ratios, Proportions, and Percentages Questions and Answers Flashcards
6 cards from real BMST practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 - Basic Math and Science Ratios, Proportions, and Percentages Questions and Answers flashcards as text
What is 35% of 200?
Answer: 70
35% × 200 = 0.35 × 200 = 70.
Simplify the ratio 24:36.
Answer: 2:3
Divide both numbers by their GCF (12): 24÷12 = 2, 36÷12 = 3.
If 3 pencils cost $1.50, how much do 8 pencils cost?
Answer: $4.00
Unit price = $1.50 ÷ 3 = $0.50. Cost of 8 = 8 × $0.50 = $4.00.
A shirt originally costs $60 and is on sale for 25% off. What is the sale price?
Answer: $45
Discount = 25% of $60 = $15. Sale price = $60 - $15 = $45.
The ratio of boys to girls in a class is 3:5. If there are 24 students, how many are boys?
Answer: 9
Total parts = 3 + 5 = 8. Each part = 24 ÷ 8 = 3. Boys = 3 × 3 = 9.
What is 15 as a percentage of 60?
Answer: 25%
(15 ÷ 60) × 100 = 0.25 × 100 = 25%.