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Q:

The cost price of a Rs.100 stock at 4 discount, when brokerage is $\frac{1}{4}$ % is :

A) Rs.95.75	B) Rs.96
C) Rs.96.25	D) Rs.104.25

Answer & Explanation Answer: C) Rs.96.25

Explanation:

CP. = $R s . (100 - 4 + \frac{1}{4})$ = Rs.96.25

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Filed Under: Stocks and Shares

Q:

What is the ratio whose terms differ by 40 and the measure of which is 2/7 ?

A) 16:56	B) 14:56
C) 15:56	D) 16:72

Answer & Explanation Answer: A) 16:56

Explanation:

Let the ratio be x : (x + 40), then ,

$\frac{x}{x + 40} = \frac{2}{7}$

$\Rightarrow$ 7x = 2x + 80

$\Rightarrow$ x = 16

Required ratio = 16 : 56

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Filed Under: Ratios and Proportions

Q:

A person was asked to state his age in years. His reply was , "Take my age 3 years hence, multiply it by 3 and subtract 3 times my age 3 years ago and you will know how old I am." What was the age of the person ?

A) 18	B) 20
C) 24	D) 30

Answer & Explanation Answer: A) 18

Explanation:

Let the present age of person be x years.

Then, 3(x + 3) - 3(x - 3 ) = x <=> (3x + 9) - (3x - 9) = x <=> x = 18..

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Filed Under: Decimal Fractions

Q:

What will come in place of question mark in the following equation ?

54.(?)3 + 543 + 5.43 = 603.26

A) 6	B) 1
C) 9	D) 8

Answer & Explanation Answer: D) 8

Explanation:

Let x + 543 + 5.43 = 603.26. Then, x = 603.26 - (543 + 5.43) = 603.26 - 548.43 =54.83

Missing digit = 8..

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Filed Under: Decimal Fractions

Q:

When 0.36 is written in simplest form, the sum of the numerator and the denominator is :

A) 15	B) 34
C) 64	D) 13

Answer & Explanation Answer: B) 34

Explanation:

0.36 = 36/100 = 9/25.

Sum of the numerator and denominator is 9 + 25 = 34

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Filed Under: Decimal Fractions

Q:

The rational for the recurring decimal 0.125125......is

A) 125/99	B) 125/999
C) 125/9999	D) 125/9

Answer & Explanation Answer: B) 125/999

Explanation:

0.125125...... = $0 . \bar{125}$ = 125/999

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Filed Under: Decimal Fractions

Q:

Which of the following fractions is greater than 3 /4 and less than 5 / 6 ?

A) 3 / 5	B) 4 / 5
C) 7 / 5	D) 9 / 5

Answer & Explanation Answer: B) 4 / 5

Explanation:

3 /4 = 0.75, 5/6 = 0.833, 1/2 = .5, 2/3 = 0.66, 4/5 = 0.8, 9/10 = 0.9.

clearly 0.8 lies between 0.75 and .833.

4/5 lies between 3/4 and 5/6..

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Filed Under: Decimal Fractions

Q:

When 52416 divided by 312 , the quotient is 168. What will be the quotient when 52.416 is divided by 0.0168 ?

A) 3120	B) 32.10
C) 321.0	D) 3.120

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