Quantity A: The number of distinct prime factors of 60 Quantity B: The number of distinct prime factors of 72 Compare the two quantities.
Arithmetic
Question · Easy
The carpenter's square-corner trick
Short
GRE Quantitative Comparison response choices
ETS Item Structure — Quantitative Comparison
Flashcard
What is the value of 2⁵ × 2⁻³?
GRE Quantitative Reasoning Overview & Exam Strategy
1.1 GRE Quant Format, Scoring & Computer-Adaptive Structure
Study guide
Cheat sheet
A jacket originally priced at $120 is on sale for 25% off. What is the sale price?
GRE select-one versus select-one-or-more items
ETS Item Structure — Multiple Choice
Quantity A: (−3)⁴ Quantity B: −3⁴ Compare the two quantities.
If the ratio of boys to girls in a class is 3:5 and there are 30 girls, how many students are in the class?
Find x
GRE Numeric Entry response formats
ETS Item Structure — Numeric Entry
Which of the following is divisible by both 4 and 6?
1.2 Quantitative Comparison (QC) Core Strategies
Quantity A: √144 + √25 Quantity B: √(144 + 25) Compare the two quantities.
GRE Data Interpretation set rule
ETS Item Structure — Data Interpretation
What is 15% of 240?
A number n is chosen at random from the integers 1 through 20, inclusive. What is the probability that n is a prime number?
Data Analysis
Question · Medium
Stats test: find the median
Divisibility test purpose
What is the greatest common divisor (GCD) of 84 and 120?
1.3 Multiple-Choice & Numeric Entry Strategies
If 3/4 of a number equals 18, what is 2/3 of that number?
Prime factorisation
Quantity A: The number of integers from −5 to 5, inclusive Quantity B: 10 Compare the two quantities.
Which of the following expressions equals 48 × 53 + 48 × 47?
Would you rather: marbles
Remainder interpretation
A store raises a price by 20% and then decreases that new price by 20%. Compared to the original price, the final price is:
Chapter 2: Arithmetic & Number Properties
2.1 Integers, Divisibility & Prime Factorization
What is the value of (0.0036)^(1/2)?
Exponent rule for a shared base
At a restaurant, a meal costs $45 before tax. The tax rate is 8% and a 15% tip is calculated on the pre-tax amount. What is the total amount paid?
Quantity A: The LCM of 8 and 12 Quantity B: The LCM of 6 and 16 Compare the two quantities.
Factor it
Square root and principal square root
Which of the following numbers has the most total divisors?
2.2 Fractions, Decimals, Percents & Ratios
A car travels 180 miles in 3 hours, then 120 miles in 2 hours. What is the car's average speed for the entire trip?
Absolute value on the number line
Quantity A: 2^10 Quantity B: 10^3 Compare the two quantities.
If a positive integer n is divided by 7, the remainder is 3. What is the remainder when 3n is divided by 7?
Percent increase versus percentage-point increase
What is the value of |−7| + |3 − 10|?
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