SECTION - ARITHMETIC
1. If the remainder is 7 when a positive integer ‘n’ is divided by 18, what is the
remainder when ‘n’ is divided by 6 ?
a) 0
b) 1
c) 2
d) 3
e) 4
2. If ‘n’ is a prime number greater than 3, what is the remainder when n2 is
divided by 12 ?
a) 0
b) 1
c) 2
d) 3
e) 5
3. Positive integer ‘n’ leaves a remainder of 4 after division by 6, and a
remainder of 3 after division by 5. If ‘n’ is greater than 30, what is the
remainder that ‘n’ leaves after division by 30 ?
a) 3
b) 12
c) 18
d) 22
e) 28
4. Which one is the correct relationshipIf ‘n’ is a number which is divided by ‘x’, quotient is ‘q’ and remainder is ‘r’ –
a) n = xr + q
b) q = xn + r
c) n = rq + x
d) n = xq + r
e) r = nq + x
5. Find the correct choice of five consecutive prime numbers –
a) 2, 5, 7, 11, 13
b) 5, 7, 11, 17, 23
c) 3, 4, 5, 6, 7
d) 2, 3, 5, 7, 11
e) 11, 13, 17, 19, 23
6. If ‘n’ represents positive integer (n>0), select the correct group/ groups of
consecutive even numbersa) n, n+1, n+2, n+3, n+4
b) n-2, n-1, n, n+1, n+2
c) 2n, 2n+1, 2n+2, 2n+3
d) n-2, n+2, n+4, n+6
e) 2n, 2n+2, 2n+4, 2n+6