Number System (Part-3)​​​

21. The number nearest to 7658 and exactly divisible by 45 is: [SSC CHSL 04/07/2024 (1st Shift)]

(a) 7645
(b) 7660
(c) 7640
(d) 7650

Correct Answer: (d) 7650

Solution:

22. The sum of two-digit number and the number obtained by interchanging the digit is 77. If the difference of digits is 1, then the number is: [SSC CHSL 05/07/2024 (2nd Shift)]

(a) 67
(b) 34
(c) 12
(d) 45

Correct Answer: (b) 34

Solution:

23. Write the smallest digit in the blank space of a number 7__7624, so that the number formed is divisible by 3. [SSC CHSL 05/07/2024 (2nd Shift)]

(a) 2
(b) 1
(c) 3
(d) 0

Correct Answer: (b) 1

Solution:

24. K being any odd number greater than 1, k³³-k is always divisible by: [SSC CHSL 05/07/2024 (4th Shift)]

(a) 5
(b) 13
(c) 24
(d) 15

Correct Answer: (c) 24

Solution:

25. How many numbers between 10 and 65 are divisible by 2, 3 and 4? [SSC CHSL 08/07/2024 (1st Shift)]

(a) 5
(b) 7
(c) 9
(d) 3

Correct Answer: (a) 5

Solution:

26. A's marks in Mathematics are directly proportional to practice time. In 6 hours of practice, A gets 70 marks. What should be the practice time (approximately) to get 90 Marks? [SSC CHSL 08/07/2024 (1st Shift)]

(a) 7.7 hours
(b) 7 hours
(c) 8.3 hours
(d) 8 hours

Correct Answer: (a) 7.7 hours

Solution:

27. A two digit number is 12 more than five times the sum of its digits. The number formed by reversing the digits is 9 less than the original number. The number is: [SSC CHSL 08/07/2024 (2nd Shift)]

(a) 96
(b) 78
(c) 87
(d) 69

Correct Answer: (c) 87

Solution:

28. When the integer n is divided by 5, the remainder is 3. What is the remainder if 6n is divided by 5? [SSC CHSL 08/07/2024 (2nd Shift)]

(a) 0
(b) 2
(c) 3
(d) 1

Correct Answer: (c) 3

Solution:

29. Identify a single-digit number other than 1, which may exactly divide the number 17other than 1, which may exactly divide the number 17³+18³-16³-15³ [SSC CHSL 08/07/2024 (2nd Shift)]

(a) 3
(b) 5
(c) 7
(d) 2

Correct Answer: (d) 2

Solution:

30. A natural number n divides 732 and leaves 12 as a remainder. How many values of n are possible? [SSC CHSL 09/07/2024 (1st Shift)]

(a) 20
(b) 16
(c) 18
(d) 22

Correct Answer: (a) 20

Solution:

Number System (Part-3)​​​

21. The number nearest to 7658 and exactly divisible by 45 is: [SSC CHSL 04/07/2024 (1st Shift)]

22. The sum of two-digit number and the number obtained by interchanging the digit is 77. If the difference of digits is 1, then the number is: [SSC CHSL 05/07/2024 (2nd Shift)]

23. Write the smallest digit in the blank space of a number 7__7624, so that the number formed is divisible by 3. [SSC CHSL 05/07/2024 (2nd Shift)]

24. K being any odd number greater than 1, k³³-k is always divisible by: [SSC CHSL 05/07/2024 (4th Shift)]

25. How many numbers between 10 and 65 are divisible by 2, 3 and 4? [SSC CHSL 08/07/2024 (1st Shift)]

26. A's marks in Mathematics are directly proportional to practice time. In 6 hours of practice, A gets 70 marks. What should be the practice time (approximately) to get 90 Marks? [SSC CHSL 08/07/2024 (1st Shift)]

27. A two digit number is 12 more than five times the sum of its digits. The number formed by reversing the digits is 9 less than the original number. The number is: [SSC CHSL 08/07/2024 (2nd Shift)]

28. When the integer n is divided by 5, the remainder is 3. What is the remainder if 6n is divided by 5? [SSC CHSL 08/07/2024 (2nd Shift)]

29. Identify a single-digit number other than 1, which may exactly divide the number 17other than 1, which may exactly divide the number 17³+18³-16³-15³ [SSC CHSL 08/07/2024 (2nd Shift)]

30. A natural number n divides 732 and leaves 12 as a remainder. How many values of n are possible? [SSC CHSL 09/07/2024 (1st Shift)]

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Number System (Part-3)