# Quiz Discussion

What is the least number which should be subtracted 0.000326 in order to make it a perfect square = ?

Course Name: Quantitative Aptitude

• 1] 0.000002
• 2] 0.000004
• 3] 0.02
• 4] 0.04
##### Solution
No Solution Present Yet

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# Quiz
1
Discuss

Which number can replace both the question marks in the equation =?

• 1]

12

• 2]

7

• 3]

• 4]

None of these

##### Solution
2
Discuss

If $$\sqrt 6 = 2.449{ \text{,}}$$   then the value of $$\frac{{3\sqrt 2 }}{{2\sqrt 3 }}$$   is = ?

• 1] 0.6122
• 2] 0.8163
• 3] 1.223
• 4] 1.2245
##### Solution
3
Discuss

The square root of $$\left( {{{272}^2} - {{128}^2}} \right)$$  is = ?

• 1] 144
• 2] 200
• 3] 240
• 4] 256
##### Solution
4
Discuss

The number of perfect square numbers between 50 and 1000 is = ?

• 1] 21
• 2] 22
• 3] 23
• 4] 24
##### Solution
5
Discuss

Three fifth of the square of a certain number is 126.15, What is the number?

• 1]

210.25

• 2]

75.69

• 3]

14.5

• 4]

145

##### Solution
6
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
7
Discuss

The square root of (2722−1282) is

• 1]

144

• 2]

200

• 3]

240

• 4]

256

##### 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

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

• 1] 8
• 2] 9
• 3] 4096
• 4] 6561
• 5] None of these
10
Discuss

=

• 1]

232

• 2]

123

• 3]

432

• 4]

543

# Quiz