Q1. Take an odd number less than 100 and multiply it by 95. Now convert the results to base 11. The sum of the digits is equal to _________
I. 15     II. 25       III.35
a. Only I
b. Only I & III
c. Only I, II & III
d. Cant be determined
e. None of the above

Q2. If n is an odd integer then the last two digits in base ten of 2²ⁿ(2²ⁿ⁺¹ -1) are
I. 18          II. 28          c. 38
a. Only I
b. Only I & II
c. Only II
d. Only I, II & III
e. None of the above

Q3. What is the smallest number results when a five digit positive integer is divided by the sum of its digit?