LIC ADO : MODEL QUESTION PAPER - NUMERICAL ABILITY - 11

1. If n is odd, (11)ⁿ + 1 is divisible by:

(a) 11 + 1
(b) 11 – 1
(c) 11
(d) 10 + 1
(e) None of these

2. It is being given that (2³² + 1) is completely divisible by a whole number. Which of the following numbers is completely divisible by this number?

(a) (216 + 1)
(b) (216 - 1)
(c) (7 × 223)
(d) (296 + 1)
(e) None of these

3. Find unit digit in (515)³¹ + (515)⁹⁰:

(a) 0
(b) 5
(c) 1
(d) 4
(e) None of these

4. Find the number which when multiplied by 13 is increased by 180:

(a) 20
(b) 15
(c) 124
(d) 5
(e) None of these

5. The number 899 is:

(a) a number with 5 factors
(b) a number with 4 factors
(c) a number with more than 4 factors
(d) a perfect cube
(e) None of these

LIC ADO Exam Printed Study Material - Cover 100% Syllabus in 30 Days

ANSWER:

1. (a) 2. (d) 3. (a) 4. (b) 5. (2)