# Quiz Discussion

$${\left[ {{{\left( {\sqrt {81} } \right)}^2}} \right]^2} = {\left( ? \right)^2}$$

Course Name: Quantitative Aptitude

• 1] 8
• 2] 9
• 3] 4096
• 4] 6561
• 5] None of these
##### Solution
No Solution Present Yet

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# Quiz
1
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
2
Discuss

Which smallest number must be added to 710 so that the sum is a perfect cube ?

• 1] 11
• 2] 19
• 3] 21
• 4] 29
##### Solution
3
Discuss

$$\frac{1}{{\left( {\sqrt 9 - \sqrt 8 } \right)}} - \frac{1}{{\left( {\sqrt 8 - \sqrt 7 } \right)}} + \frac{1}{{\left( {\sqrt 7 - \sqrt 6 } \right)}} - \frac{1}{{\left( {\sqrt 6 - \sqrt 5 } \right)}} + \frac{1}{{\left( {\sqrt 5 - \sqrt 4 } \right)}}$$   is equal to ?

• 1]

0

• 2]

1/3

• 3]

1

• 4]

5

##### Solution
4
Discuss

$$\sqrt {\sqrt {17956} + \sqrt {24025} } = ?$$

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

$$\sqrt {1.5625} = ?$$

• 1] 1.05
• 2] 1.25
• 3] 1.45
• 4] 1.55
##### Solution
6
Discuss

The least number by which 294 must be multiplied to make it a perfect square, is = ?

• 1] 2
• 2] 3
• 3] 6
• 4] 24
##### Solution
7
Discuss

The square root of $${ \text{0}}{ \text{.}}\overline { \text{4}}$$  is ?

• 1]

$$0.\overline 6$$

• 2]

$$0.\overline 7$$

• 3]

$$0.\overline 8$$

• 4]

$$0.\overline 9$$

##### Solution
8
Discuss

By what least number 4320 be multiplied to obtain a number which is a perfect cube?

• 1]

35

• 2]

48

• 3]

50

• 4]

62

##### Solution
9
Discuss

$$\sqrt {\frac{{25}}{{81}} - \frac{1}{9}} = ?$$

• 1]

2/3

• 2]

4/9

• 3]

16/81

• 4]

25/81

##### 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
# Quiz