Q: How many composite numbers between 1 to 100?

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There are 16 such numbers.

Out of those 100 numbers, 21 of them are prime numbers, so the remaining (100 - 21) = 79 are composite.

There are 10 composite numbers from 90 to 100 (including the boundaries):90, 91, 92, 93, 94, 95, 96, 98, 99 and 100

All numbers between 80 and 100 except 83, 89, and 97 are composites.

They are: 90 91 92 93 94 95 and 96 which are between the prime numbers of 89 and 97

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There are 16 such numbers.

There are 74

74.

There are 8 composite numbers between 90 and 100. They are 91, 92, 93, 94, 95, 96, 98, and 99.

101103107109 and 113

Many prime numbers and many composite numbers.

75 composite numbers are there till 100. 100-25=75. Composite numbers are numbers greater than 1 but not prime numbers.

number of composite numbers between 81 and 100 = 15composite numbers between 81 and 100 = 82, 84, 85, 86, 87, 88, 90, 91, 92, 93, 94, 95, 96, 98, 99

Search the Internet for a list of prime numbers - the Wikipedia article on prime numbers might list a few. All numbers between 2-100 that are not prime, are composite. (The number is not counted as prime, nor as composite.)

All of them except 83, 89 and 97 which are prime numbers

Numbers....hehe

9