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GRE Math: Factors and Multiples Practice Test
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Avg score: 40% • Most missed: “What is the least common multiple of 6, 8, and 15?”
GRE Math: Factors and Multiples Practice Test
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5 Questions

1. What is the least common multiple of 6, 8, and 15?
2. What is the greatest integer, k, such that 5k is a factor of the product of the integers from 1 through 24, inclusive?
3. If a is divisible by 6 and by 8, which of the following must be true?
4. If x is divisible by 12 and y is divisible by 8, then which of the following must be true?
5. What is the greatest common factor of 16, 24, and 72?

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