NUMBER SYSTEM MCQ SET 6
1. Which number among 24963 , 24973 , 24983 and 24993 is divisible by 7?
(a) 24973
(b) 24983
(c) 24963
(d) 24993
Answer: B
2. Which of the following numbers is divisible by 11?
(a) 5214341
(b) 5648741
(c) 6598321
(d) 2378965
Answer: A
3. Which of the following is NOT divisible by 11?
(a) 1735624
(b) 752563
(c) 1661308
(d) 1904529
Answer: B
4. Find the smallest value of a so that 42a48b (a > b) is divisible by 11.
(a) 4
(b) 5
(c) 0
(d) 9
Answer: B
5. Find the greatest value of b so that 30a68b (a > b) is divisible by 11 .
(a) 4
(b) 9
(c) 3
(d) 6
Answer: C
6. If a 4 – digit number 273x is divisible by 12 and a 7 – digit number y854x06 is divisible by 11 , then what is the value of (x + y + z) ?
(a) 18
(b) 12
(c) 6
(d) 20
Answer: A
7. Which of the following number is divisible by 15?
(a) 1,65,485
(b) 3,06,045
(c) 2,12,695
(d) 2,95,145
ย Answer: B
8. Find the greatest possible value of (a + b) for which the 8 – digit 143b203a is divisible by 15 .
(a) 15
(b) 17
(c) 16
(d) 14
Answer: D
9. What are the values of R and M , respectively , if the given number is perfectly divisible by 16 and 11 ?
34R05030M6
(a) 4 and 6
(b) 7 and 5
(c) 5 and 5
(d) 5 and 7
Answer: C
10. An 11 – digit number 7823326867X is divisible by 18 . What is the value of X?
(a) 6
(b) 4
(c) 8
(d) 2
Answer: D
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