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1. Real Numbers
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Q4 of 53 Page 1

Express 5005 as product of its prime factors.


5005 = 5×7×11×13


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2

Without actually performing the long division, state whether will have a terminating decimal expansion or a non-terminating repeating decimal expansion.

3

Is 43.123456789 is a rational number of the form or not? If yes, write the factors of q.

5

Prove that the square of any positive integer of the form 5q + 1 is of the same form.

6

Use Euclid’s division algorithm to find the HCF of 196 and 38220.

Questions · 53
1. Real Numbers
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
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