Question

(f) 9
6. In the given pairs of numbers, find whether the first number is a multiple of the second numbers
7. In the given pairs of numbers, find whether the first number is a factor of the second number.
(vi) Factor of 75
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(a) 108, 12
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(d) 117, 13
(d) 5,75
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(a) 11, 121 (b) 6,72
(C) 13,87
8. Make a square table starting from 1 to 100, and answer the following questions:
(a) Write down the multiples of 3 from 30 to 50.
(b) What are the factors of 57?
(C) Write all the multiples of 8 upto 100.
(d) How many multiples of 2 are there between 1 and 20 (both inclusive)?
9. (a) Is 98 a multiple of 8?
(b) Is 105 a multiple of 3?
10. List all the multiplies of (a) 14 and (b) 25 which are less than 100.
11. Find whether the following are perfect numbers.
(a) 12
(b) 24
(C) 28
(d) 56
12. Find the two numbers whose product is 150, difference is 5 and sum is 25.
13. 13 is a factor of 1170 and 663. Show that 13 is also a factor of their difference is 507.
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PRIME AND COMO​

Answer 1

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