# Quiz Discussion

If $$3a = 4b = 6c$$  and $$a + b + c = 27\sqrt {29} { \text{,}}$$ then$$\sqrt {{a^2} + {b^2} + {c^2}}$$is ?

Course Name: Quantitative Aptitude

• 1]

$$3\sqrt {29}$$

• 2]

81

• 3]

87

• 4]

None of these

##### Solution
No Solution Present Yet

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# Quiz
1
Discuss

What is $$\frac{{5 + \sqrt {10} }}{{5\sqrt 5 - 2\sqrt {20} - \sqrt {32} + \sqrt {50} }}$$      equal to ?

• 1]

5

• 2]

$$5\sqrt 2$$

• 3]

$$5\sqrt 5$$

• 4]

$$\sqrt 5$$

##### Solution
2
Discuss

The number of trees in each row of a garden is equal to the total number of rows in the garden. After 111 trees have been uprooted in a storm, there remain 10914 trees in the garden. The number of rows of trees in the garden is = ?

• 1] 100
• 2] 105
• 3] 115
• 4] 125
##### Solution
3
Discuss

If $$\sqrt {33} = 5.745{ \text{}}$$   then which of the following values is approximately $$\sqrt {\frac{3}{{11}}} { \text{ ?}}$$

• 1] 1
• 2] 6.32
• 3] 0.5223
• 4] 2.035
##### Solution
4
Discuss

The square root of 535.9225 is = ?

• 1] 23.15
• 2] 23.45
• 3] 24.15
• 4] 28.25
##### Solution
5
Discuss

$$\sqrt {0.2} = ?$$

• 1] 0.02
• 2] 0.2
• 3] 0.447
• 4] 0.632
##### Solution
6
Discuss

What should come in place of both the question marks in the equation x/√128 = √162/x ?

• 1] 12
• 2] 14
• 3] 144
• 4] 196
##### Solution
7
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
8
Discuss

If $$\sqrt 5 = 2.236,$$   then the value of $$\frac{{\sqrt 5 }}{2} - \frac{{10}}{{\sqrt 5 }} + \sqrt {125}$$   is equal to :

• 1] 5.59
• 2] 7.826
• 3] 8.944
• 4] 10.062
##### Solution
9
Discuss

$$9{x^2} + 25 - 30x$$    can be expressed as the square of = ?

• 1]

$$3{x^2} - 25$$

• 2]

3x + 5

• 3]

- 3x - 5

• 4]

3x - 5

##### Solution
10
Discuss

Determined the value of $$\frac{1}{{\sqrt 1 + \sqrt 2 }}{ \text{ + }} \frac{1}{{\sqrt 2 + \sqrt 3 }} + \frac{1}{{\sqrt 3 + \sqrt 4 }} + ...... + \frac{1}{{\sqrt {120} + \sqrt {121} }}{ \text{ = ?}}$$

• 1]

8

• 2]

10

• 3]

$$\sqrt {120}$$

• 4]

$$12\sqrt 2$$

# Quiz