Quiz Discussion

The smallest value of n, for which 2n+1 is not a prime number, is

Course Name: Quantitative Aptitude

  • 1]

    3

  • 2]

    4

  • 3]

    5

  • 4]

    6

Solution
No Solution Present Yet

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# Quiz
1
Discuss

What is the unit digit { (6374)^1793 X (625)^317 X (341)^491 }

  • 1] 1
  • 2] 20
  • 3] 7
  • 4] 0
Solution
2
Discuss

What least number must be added to 1056, so that the sum is completely divisible by 23 ?

  • 1] 18
  • 2] 21
  • 3] 3
  • 4] 2
Solution
3
Discuss

If x is a whole number, then x²(x² - 1) is always divisible by

  • 1]

    12

  • 2]

    24

  • 3]

    36

  • 4]

    16

Solution
4
Discuss

What is the unit digit in {(6374)1793 x (625)317 x (341491)}?

  • 1] 5
  • 2] 3
  • 3] 2
  • 4] 0
Solution
5
Discuss

Find the last unit digit of 55^5 ( Using Euler Theorem)

  • 1] 4
  • 2] 5
  • 3] 3
  • 4] 8
Solution
6
Discuss

If the number 653ab is divisible by 90, then (a + b) = ?

  • 1]

    3

  • 2]

    4

  • 3]

    5

  • 4]

    6

Solution
7
Discuss

(1000)^9 / 10^24 =

  • 1] 10
  • 2] 100
  • 3] 1000
  • 4] 10000
Solution
8
Discuss

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?

  • 1]

    (216 + 1)

  • 2]

    (216 - 1)

  • 3]

    (7 x 223)

  • 4]

    (296 + 1)

Solution
9
Discuss

217 X 217 + 183 X 183

  • 1] 89302
  • 2] 80578
  • 3] 79992
  • 4] 70283
Solution
10
Discuss

106 X 106 - 94 X 94

  • 1] 9440
  • 2] 9600
  • 3] 9640
  • 4] 9755
Solution
# Quiz