Math Facts and Jokes

22 Jan 2024

How many prime numbers are there between 1 and 20?

a) 5

b) 6

c) 7

Answer:

a) 5

To find the prime numbers between 1 and 20, we need to identify the numbers that are only divisible by 1 and themselves. The prime numbers in this range are 2, 3, 5, 7, and 11, making a total of 5 prime numbers.

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How many prime numbers are there between 1 and 20?

Answer:

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