C
primes as-
(ii) 2x2x2x3 x 7
(iii) 3 x 3 x 3 x 3 x 7
(iv) 2x3x3 x3 x 7
(e) Which of the following is a factor of every natural number?
(ii) 0
(iii) - 1
fit
1
(iv
(a) Find the highest common factor of 36 and 84.
(b) How many factors does 36 have?
Express 132 as the sum of two odd primes.
(d) What should be added to 4057 to make it divisible by 9?
(e) Find the HCF of 95, 105 and 115 by continued division.
Are 32 and 34 co-prime numbers? Why?
2.
2 x 2 x 3 x 3 x 7
B. Answer the following questions.
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Answer:
prime numbers is 2×3×7
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