Quiz Discussion

The least perfect square, which is divisible by each of 21, 36 and 66 is:

 

Course Name: Quantitative Aptitude

  • 1] 213444
  • 2] 214344
  • 3] 214434
  • 4] 231444
Solution
No Solution Present Yet

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# Quiz
1
Discuss

While solving a mathematical problem, Samidha squared a number and then subtracted 25 from it rather than the required i.e., first subtracting 25 from the number and then squaring it. But she got the right answer. What was the given number ?

  • 1] 13
  • 2] 38
  • 3] 48
  • 4] Cannot be determined
  • 5] None of these
Solution
2
Discuss

In the equation \(\frac{{4050}}{{\sqrt x }} = 450{ \text{}}\)   the value of x is = ?

 

  • 1] 9
  • 2] 49
  • 3] 81
  • 4] 100
Solution
3
Discuss

One-fourth of a herd of camels was seen in the forest. Twice the square root of the herd had gone to mountains and the remaining 15 camels were seen on the bank of a river. Find the total number of camels ?

  • 1] 32
  • 2] 34
  • 3] 35
  • 4] 36
Solution
4
Discuss

\(\sqrt {176 + \sqrt {2401} } \)    is equal to = ?

 

  • 1] 14
  • 2] 15
  • 3] 18
  • 4] 24
Solution
5
Discuss

If \(a = \frac{{\sqrt 3 + \sqrt 2 }}{{\sqrt 3 - \sqrt 2 }},   b = \frac{{\sqrt 3 - \sqrt 2 }}{{\sqrt 3 + \sqrt 2 }}\)   then the value of \({a^2} + {b^2}\)   would be = ?

 

  • 1] 10
  • 2] 98
  • 3] 99
  • 4] 100
Solution
6
Discuss

One-fourth of the sum of prime numbers, greater than 4 but less than 16, is the square of = ?

  • 1] 3
  • 2] 4
  • 3] 5
  • 4] 7
Solution
7
Discuss

The value of \({ \text{ }} \root 3 \of {\frac{{0.2 \times 0.2 \times 0.2 + 0.04 \times 0.04 \times 0.04}}{{0.4 \times 0.4 \times 0.4 + 0.08 \times 0.08 \times 0.08}}} \)        is ?

 

  • 1] 0.125
  • 2] 0.25
  • 3] 0.5
  • 4] 0.75
Solution
8
Discuss

What percentage of the numbers from 1 to 50 have squares that end in the digit 1 ?

  • 1] 1%
  • 2] 5%
  • 3] 10%
  • 4] 11%
  • 5] 20%
Solution
9
Discuss

\(\sqrt {\sqrt {17956} + \sqrt {24025} } = ?\)

 

  • 1] 19
  • 2] 155
  • 3] 256
  • 4] 289
  • 5] None of these
Solution
10
Discuss

1250 oranges were distributed among a group of girls of a class. Each girl got twice as many oranges as the number of girls in that group. The number of girls in the group was = ?

  • 1] 25
  • 2] 45
  • 3] 50
  • 4] 100
Solution
# Quiz