Question

The decimal expansion of the rational number 33 will terminate after
(A) one decimal place
22 x 5
(B) two decimal places
(C) three decimal places
(D) more than 3 decimal places
For some integer m every odd integer is of the form
(A)m
(B) m +1
(C) 2m
(D) 2m +1
It two positive integers a and b are written as a = p q' and b = pq :P, q are prime numb
then HCF (a, b) is:
(A) pa
(B) pq?
(C)p'q.
(D) p?q?
If the HCF of 65 and 117 is expressible in the form 65 m - 117, then the value of mis
(A) 4
(B) 2
(C)1
(D) 3
The largest number which divides 70 and 125, leaving remainders 5 and 8, respectively, is
(A) 13
(B) 65
(C) 875
(D) 1750
If two positive integers p and q can be expressed as p = ab and q = a3b; a, b being prime
numbers, then LCM (p, q) is
(A) ab
(B) ałb?
(C) a'b2
(D) a?b3
The values of the remainder r, when a positive integer a is divided by 3 are:
(A) 0. 1. 2.3 (B)0,1
(C) 0,1,2
(D) 2,3,4
A rational number in its decimal expansion is 327.7081. What would be the prime factors of
q when the number is expressed in the p/q form?
(A) 2 and 3
(B) 3 and 5
(D) 2 and 5
(C) 2, 3 and 5​

Answer 1

Answer:

What.........not able to understand...