Numbers Questions and Answers

Practice Mode
Showing 10 of 163 questions
Q21
The sum of all prime numbers between 60 and 90 is
  • A 373
  • B 460
  • C 523
  • D 610
Answer: Option C
Q22
Which oe of the following is a prime number ?
  • A 161
  • B 221
  • C 373
  • D 437
Answer: Option C
Q23
Which one of the following numbers is not a square of any natural number ?
  • A 17956
  • B 18225
  • C 373
  • D 437
Answer: Option D
Q24
The sum of first 45 natural numbers is :
  • A 2070
  • B 1035
  • C 1280
  • D 2140
Answer: Option B
Q25
(51 + 52 + 53+ .......+100) is equal to :
  • A 2525
  • B 2975
  • C 3225
  • D 3775
Answer: Option D
Q26
What least value must be given to * so that the number 451 * 603 is exactly divisible by 9 ?
  • A 2
  • B 5
  • C 8
  • D 7
Answer: Option C
Q27
what least value must be assigned to * so that the number 63576*2 is divisible by 8?
  • A 1
  • B 2
  • C 3
  • D 4
Answer: Option C
Q28
What least value must be assigned to * so that 86325*6 is divisible by 11 ?
  • A 1
  • B 2
  • C 3
  • D 5
Answer: Option C
Q29
Which of the following numbers is exactly divisible by 99?
  • A 114345
  • B 135792
  • C 3572404
  • D 913464
Answer: Option A
Q30
If the number 42573* is completely divisible by 72, then which of the following number should replace the asterisk ?
  • A 4
  • B 5
  • C 6
  • D 7
Answer: Option C
Questions and Answers for Competitive Exams Various Entrance Test