Random Flashcards
7 cards from real Numerical Reasoning practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Random flashcards as text
A store sells a jacket for $120 after applying a 25% discount. What was the original price?
Answer: $160
$120 is 75% of the original price, so original = $120 ÷ 0.75 = $160.
A train travels 360 miles in 4.5 hours. At the same speed, how far will it travel in 7 hours?
Answer: 560 miles
Speed = 360 ÷ 4.5 = 80 mph; distance in 7 hours = 80 × 7 = 560 miles.
What is 15% of 240?
Answer: 36
15% of 240 = 0.15 × 240 = 36.
A rectangle has a perimeter of 56 cm. If its length is 3 times its width, what is the area?
Answer: 147 cm²
Width = 7 cm, length = 21 cm; area = 7 × 21 = 147 cm².
In a class of 40 students, 60% passed a math test. How many students failed?
Answer: 16
60% passed = 24 students; 40 − 24 = 16 failed.
A recipe requires 2.5 cups of flour for 12 cookies. How many cups are needed for 30 cookies?
Answer: 6.25 cups
30 ÷ 12 × 2.5 = 2.5 × 2.5 = 6.25 cups.
If the ratio of red to blue marbles is 3:5 and there are 40 marbles total, how many are red?
Answer: 15
Red fraction = 3/8; 3/8 × 40 = 15 red marbles.