Algebraic Expression

Q.

$\text{Solve for x:}$

$\frac{x+1}{x+4}=\frac{2}{3}$

1. 3

2. 4

3. 5

4. 6

Q.

Pawan is a cashier in a bank. He has currency notes of denominations 1000, 500 and 100 respectively. The ratio of the number of these notes is 2:3:5. If the total cash with Pawan is ₹5, 00, 000, then how many notes of ₹1000 denomination does he have?

1. 250

2. 375

3. 625

4. 125

Q. The expression that matches the statement "add 5x and 3x, then subtract from 12y" is

1. 12y-8x
2. 8x+12y
3. 8x-12y
4. 12y-2x

Q.

What is the value of:
$3\frac{1}{12}-[1\frac{3}{4}+\{2\frac{1}{2}-(1\frac{1}{2}-\frac{1}{3})\left\}\right]$

1. 2

2. 0.5

3. 0

4. 1

Q.

The digit at tens place of a two digit number is two times the digit at its units place. If the digits are interchanged and added to the original number, then the result will be 66. Find the original number.

1. 42

2. 63

3. 84

4. 21

Q. If a = 1 and b = 0, then the value of
(a + b) x b is _______.

1. 0
2. 1
3. 2
4. 3

Q.

$\text{Solve for x:}$

$\frac{x}{3}+\frac{7}{2}=\frac{3}{2}$

1. 6

2. 5

3. -6

4. -5

Q.

$\text{Simplification of}6-\{\frac{3}{2}+(\frac{3}{5}-\frac{1}{2}\left)\right\}\text{gives:}$

1. $1\frac{6}{10}$

2. $4\frac{4}{10}$

3. $3\frac{3}{10}$

4. $5\frac{1}{5}$

Q.

Evaluate: $30-[26-\{15+(8-\overline{6-3})\left\}\right]\times \frac{8}{15}÷\frac{4}{9}\times \frac{3}{4}-\frac{1}{2}+1$

1. 25.1

2. 52.25

3. 22.23

4. 52.1

Q. Small brackets are also called as vinculum.

1. True
2. False