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45, 63, 81, 99

4 of them.

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11y ago
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Okoye Austine

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3y ago
45,63,81 and 99

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Q: How many odd numbers between 30 and 100 are common multiples of 3 and 9?
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How many numbers between 10 to 50 are multiples of 3 and 5?

There are three numbers between 10 and 50 which are divisible by both 3 and 5. All numbers that are multiples of 3 and 5 are the multiples of the lowest common multiples (lcm) of 3 and 5 which is 15. The multiples of 15 between 10 and 50 are {15, 30 and 45}, thus there are 3 numbers.


How many common multiples of 21 are there between 1and100?

You need at least two numbers to find a common multiple. Multiples of 21 in that range include 21, 42, 63 and 84


How many numbers in the list are common multiples of 6and8?

Any that are multiples of 24.


How many positive integers less than 1000 are multiples of 5 and equal to 9 times an even integer?

There are eleven such numbers.Get the common multiple of those numbers. All other common multiples will be multiples of this common multiple; that is, you can multiply the common multiple by 1, by 2, by 3, etc. to get additional numbers that are multiples of both numbers.


How many numbers between 1 and 100 inclusive are divisible by 8 or 7?

14 multiples of 7 12 multiples of 8 1 common multiple 25 total


How many numbers between 100 and 999 are multiples of 30?

There are 30 multiples of 30 between 100 and 999.


How many even numbers between 1 and 100 are multiples of 3?

There are 16 multiples of 6 in that range.


How many multiples are there between 29 and 135?

There are 83 composite numbers.


How many two digit numbers are not multiples of 2?

All of the odd numbers between 11 and 99 inclusive are two digit numbers that are not multiples of 2. There are 45 of them.


How many multiples of boyh 2 and 3 are there between the numbers 10 and 31?

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How many multiples are between 61 and 217?

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How many integers between 20 and 2314 are multiples of 5?

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