Numbers problems
- 1. What is the sum of the first 13 terms of an arithmetic progression if the 5th term is 1 and the 8th term is -17?
Options- A. -140
- B. 61
- C. -143
- D. 166 Also asked in: Bank Exams
Correct Answer: -143
- 2. Which of the following numbers is not a prime number?
Options- A. 731
- B. 227
- C. 347
- D. 461 Also asked in: Bank Exams
Correct Answer: 731
- 3. The co-ordinates of the centroid of a triangle ABC are (-1,-2) what are the co-ordinates of vertex C, if co-ordinates of A and B are (6,-4) and (-2,2) respectively?
Options- A. (-7,-4)
- B. (7,4)
- C. (7,-4)
- D. (-7,4) Also asked in: Bank Exams
Correct Answer: (-7,-4)
- 4. Two numbers are 10% and 20% lesser than a third number respectively. By how much percent is the second number should be enhanced to make it equal to the first number?
Options- A. 10
- B. 15
- C. 12.5
- D. 8 Also asked in: Bank Exams
Correct Answer: 12.5
- 5. The 2nd and 6th term of an arithmetic progression are 8 and 20 respectively. What is the 20th term?
Options- A. 56
- B. 65
- C. 62
- D. 69 Also asked in: Bank Exams
Correct Answer: 62
- 6. Out of a group of three numbers, second is thrice of the first and also twice of the third. If the sum of the three numbers is 55 then find the largest number in the group.
Options- A. 26
- B. 29
- C. 30
- D. 32 Also asked in: Bank Exams
Correct Answer: 30
- 7. What is the average of first 11 multiples of 11?
Options- A. 22
- B. 44
- C. 55
- D. 66 Also asked in: Bank Exams
Correct Answer: 66
- 8. A number is greater than 58 times its reciprocal by 3/4. What is the number?
Options- A. -8
- B. 12
- C. -12
- D. 8 Also asked in: Bank Exams
Correct Answer: 8
- 9. What is the sum of the first 13 terms of an arithmetic progression if the first term is -10 and last term is 26?
Options- A. 104
- B. 140
- C. 84
- D. 98 Also asked in: Bank Exams
Correct Answer: 104
- 10. If the number 583_437 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be
Options- A. 4
- B. 5
- C. 3
- D. 6 Also asked in: Bank Exams
Correct Answer: 6
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