Calculate the least common multiple (LCM) of 36 and 84.
Correct answer(s):
- 252
Topic
Number Theory
Practice related MCQ quizzes and improve step by step.
Quizzes in Number Theory
Find the remainder when 2^100 is divided by 3.
Correct answer(s):
- 1
Find the highest common factor (HCF) of 84 and 126.
Correct answer(s):
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Find the least common multiple (LCM) of 18 and 30.
Correct answer(s):
- 90
How many trailing zeros are at the end of 100! when written in base 10
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Calculate the least common multiple (LCM) of 18, 30, and 45.
Correct answer(s):
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Find the highest common factor (HCF) of 84 and 126
Correct answer(s):
- 42
Select all numbers that are factors of 360 from the list: 8, 9, 14, 15, 16.
Correct answer(s):
- 8
- 9
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Find the greatest common divisor (highest common factor) of 84 and 126.
Correct answer(s):
- 42
Select all prime numbers from the list: 21, 29, 31, 49.
Correct answer(s):
- 29
- 31
Which of the following numbers are prime: 15, 17, 19, 21 Select all that apply.
Correct answer(s):
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- 19
Calculate the least common multiple (LCM) of 9 and 12.
Correct answer(s):
- 36
Find the greatest common divisor (GCD) of 84 and 126.
Correct answer(s):
- 42
Select all prime numbers from the list.
Correct answer(s):
- 29
- 37
Select all prime numbers from the list: 11, 15, 17, 21.
Correct answer(s):
- 11
- 17
Find the greatest common divisor (GCD) of 84 and 126.
Correct answer(s):
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Find the least common multiple (LCM) of the numbers 12, 30, and 45.
Correct answer(s):
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Which of the following numbers is a prime number
Correct answer(s):
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From the list below, select all numbers that are prime: 29, 51, 57, 61.
Correct answer(s):
- 29
- 61
What is the sum of all integers from 1 to 100 inclusive
Correct answer(s):
- 5050