Question

32. The sum of the prime factors of 1729 is
ard
(A) 13
(B) 19
(C) 32
(D) 39



33. The greatest number which always divides the product of the
predecessor and successor of an odd natural number other than 1.
is
(A) 6
(D) 8
(C) 16
(B) 4.

34. The number of common prime factors of 75, 60, 105 is
(D) 5
(C) 4
(A) 2
(B) 3
is

35. Which of the following pairs is not coprime?
(D) 31. 33
(B) 11, 12
(C) 1.3
(A) 8, 10

36. Which of the following numbers is divisible by 11?
(D) 3333333
(B) 1111111 (C) 22222222
(A) 1011011

37. LCM of 10, 15 and 20 is
(A) 30
(B) 60 (C) 90
(D) 180

38. LCM of two numbers is 180. Then which of the following is not the
HCF of the numbers?
(D) 90
(C) 75
er is
(B) 60
(A) 45
no state whether the given statements are true (T)​

Answer 1

Answer:

32.b)19

34. d) 5

35. a) 8,10

36.c) 22222222

37. b) 60

38.d)90