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GRE basic math concepts Questions with 100% correct answers | verified | latest update 2024 £6.27   Add to cart

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GRE basic math concepts Questions with 100% correct answers | verified | latest update 2024

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GRE basic math concepts Questions with 100% correct answers | verified | latest update 2024

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  • June 17, 2024
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GRE basic math concepts
Distinct - ANS-ex:
12 has three prime factors (2,2, and 3), but only 2 distinct factors (2 and 3).

element - ANS-one of the membres of a set

multiplying or dividing two numbers with different signs gives a - ANS-negative result

Division by zero is - ANS-undefined or "it can't be done" also applies to zero as the
denomotor.

an integer is divisible by 3 if - ANS-its digits add up to a multiple of 3

an integer is divisible by 4 if - ANS-its last two digits are a multiple of 4

an integer is divisible by 5 if - ANS-its last digit is 0 or 5

an integer is divisible by 6 if - ANS-it is divisible by both 2 and 3

an integer is divisible by 9 if - ANS-its digits add up to a multiple of 9

odd x odd = ? (pick odd/even) - ANS-odd

odd x even = ? (pick odd/even) - ANS-even

The square root of an even number must be (pick odd/even) - ANS-Even

how to find the greatest/highest common factor - ANS-break down both integers into
their prime factorizations, and multiply all the prime factors they have in common.

ex:
36=(2)(2)(3)(3), and 48= (2)(2)(2)(2)(3)

GCF= (2)(2)(3)= 12

how to find lowest common multiple - ANS-break down both integers into their prime
factorizations, and make a venn diagram of the results. Multiply all the numbers in the
diagram

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