# Quiz Discussion

There are two examinations rooms A and B. If 10 students are sent from A to B, then the number of students in each room is the same. If 20 candidates are sent from B to A, then the number of students in A is double the number of students in B. The number of students in room A is:

Course Name: Quantitative Aptitude

• 1] 20
• 2] 80
• 3] 100
• 4] 200
• 5] None of these
##### Solution
No Solution Present Yet

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# Quiz
1
Discuss

If the expression $${ \text{2}}\frac{1}{2}{ \text{ of }}\frac{3}{4} \times \frac{1}{2} \div \frac{3}{2} + \frac{1}{2} \div \frac{3}{2}\left[ {\frac{2}{3} - \frac{1}{2}{ \text{ of }}\frac{2}{3}} \right]$$ is simplified, we get -

• 1]

1/2

• 2]

7/8

• 3]

$${ \text{1}}\frac{5}{8}$$

• 4]

$${ \text{2}}\frac{3}{5}$$

##### Solution
2
Discuss

Simplify : $$\frac{{ - \frac{1}{2} - \frac{2}{3} + \frac{4}{5} - \frac{1}{3} + \frac{1}{5} + \frac{3}{4}}}{{\frac{1}{2} + \frac{2}{3} - \frac{4}{3} + \frac{1}{3} - \frac{1}{5} - \frac{4}{5}}}$$

• 1]

-3/10

• 2]

-10/3

• 3]

-2

• 4]

1

##### Solution
3
Discuss

98643 – 21748 = 51212 + ?

• 1]

24383

• 2]

24713

• 3]

25683

• 4]

26243

##### Solution
4
Discuss

If $$\left( {x + \frac{1}{x}} \right){ \text{ = 2,}}$$    then $$\left( {x - \frac{1}{x}} \right)$$   is equal to = ?

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

Supply the two missing figures in order indicated by x and y in the given equation, the fractions being in their lowest terms.

• 1] 3, 1
• 2] 3, 3
• 3] 4, 1
• 4] 5, 3
##### Solution
6
Discuss

On simplification the value of $${ \text{1}} - \frac{1}{{1 + \sqrt 2 }}{ \text{ + }} \frac{1}{{1 - \sqrt 2 }}$$  is = ?

• 1]

$$2\sqrt 2 - 1$$

• 2]

$$1 - 2\sqrt 2$$

• 3]

$$1 - \sqrt 2$$

• 4]

$$- 2\sqrt 2$$

##### Solution
7
Discuss

Solve 4376 + 3209 - 1784 + 97 = 3125 + ?

• 1] 2713
• 2] 2743
• 3] 2773
• 4] 2793
• 5] 2737
##### Solution
8
Discuss

$$\frac{{{{\left( {a - b} \right)}^2} - {{\left( {a + b} \right)}^2}}}{{ - 4a}}{ \text{ = }}\frac{x}{y}$$     On simplifying the given equations, which of the following equations will be obtained ?

• 1] xy = b
• 2] bx = y
• 3] ab = x
• 4] yb = x
• 5] ay = x
##### Solution
9
Discuss

(9.0 / 2 * 27 / 9 ) / (18/7.5 * 5.0 / 4) = ?

• 1]

5.5

• 2]

4.0

• 3]

4.5

• 4]

3.0

##### Solution
10
Discuss

The sum of $$\sqrt {0.01} + \sqrt {0.81} + \sqrt {1.21} + \sqrt {0.0009} = ?$$

• 1] 2.1
• 2] 2.13
• 3] 2.03
• 4] 2.11
# Quiz