Quantitative Aptitude

General Questions

Quantitative Aptitude Exercise Mode

General Questions

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Question 1
A man buys ₹ 20 shares paying 9% dividend. The man wants to have an interest of 12% on his money. The market value of each share is:

A
₹ 12
B
₹ 15
C
₹ 18
D
₹ 21
Correct Answer: Option B

Dividend on ₹ 20 = ₹ 9 x 20 = ₹ 9 .
100 5

₹ 12 is an income on ₹ 100.

₹  9 is an income on ₹ 100 x 9 = ₹15.
5 12 5

Question 2
In order to obtain an income of ₹ 650 from 10% stock at ₹ 96, one must make an investment of:

A
₹ 3100
B
₹ 6240
C
₹ 6500
D
₹ 9600
Correct Answer: Option B

To obtain ₹ 10, investment = ₹ 96.

To obtain ₹ 650, investment = ₹ 96 x 650
10
 = ₹ 6240.

Question 3
A 6% stock yields 8%. The market value of the stock is:

A
₹ 48
B
₹ 75
C
₹ 96
D
₹ 133.33
Correct Answer: Option B

For an income of ₹ 8, investment = ₹ 100.

For an income of ₹ 6, investment = ₹  100 x 6
8
   = ₹ 75.

Market value of ₹ 100 stock = ₹ 75.

Question 4
By investing ₹ 1620 in 8% stock, Michael earns ₹ 135. The stock is then quoted at:

A
₹ 80
B
₹ 96
C
₹ 106
D
₹ 108
Correct Answer: Option B

To earn ₹ 135, investment = ₹ 1620.

To earn ₹ 8, investment = ₹ 1620 x 8
135
  = ₹ 96.

Market value of ₹ 100 stock = ₹ 96.

Question 5
₹ 9800 are invested partly in 9% stock at 75 and 10% stock at 80 to have equal amount of incomes. The investment in 9% stock is:

A
₹ 4800
B
₹ 5000
C
₹ 5400
D
₹ 5600
Correct Answer: Option B

Let the investment in 9% stock be ₹ x.

Then, investment in 10% stock = ₹ (9800 - x).

9 x x = 10 x (9800 - x)
75 80

3x = 9800 - x
25 8

24x = 9800 x 25 - 25x

49x = 9800 x 25

x = 5000.

Question 6
A man invested ₹ 4455 in ₹ 10 shares quoted at ₹ 8.25. If the rate of dividend be 12%, his annual income is:

A
₹ 207.40
B
₹ 534.60
C
₹ 648
D
₹ 655.60
Correct Answer: Option C

Number of shares = 4455 = 540.
8.25

Face value = ₹ (540 x 10) = ₹ 5400.

Annual income = ₹ 12 x 5400 = ₹ 648.
100

Question 7
A man invests some money partly in 9% stock at 96 and partly in 12% stock at 120. To obtain equal dividends from both, he must invest the money in the ratio:

A
3 : 4
B
3 : 5
C
4 : 5
D
16 : 15
Correct Answer: Option D

For an income of Re. 1 in 9% stock at 96, investment

 = ₹ 96 = ₹ 32
9 3

For an income Re. 1 in 12% stock at 120, investment

= ₹ 120 = ₹ 10.
12

Ratio of investments = 32 : 10 = 32 : 30 
3
 = 16 : 15.

Question 8
A man bought 20 shares of ₹ 50 at 5 discount, the rate of dividend being 13. The rate of interest obtained is:

A
12(1/2)%
B
13(1/2)%
C
15%
D
16(2/3)%
Correct Answer: Option C

Investment = ₹ [20 x (50 - 5)] = ₹ 900.

Face value = ₹ (50 x 20) = ₹ 1000.

Dividend = ₹ 27 x 1000 = ₹ 135.
2 100

Interest obtained = 135 x 100 % = 15%
900

Question 9
By investing in 16% stock at 64, one earns ₹ 1500. The investment made is:

A
₹ 5640
B
₹ 5760
C
₹ 7500
D
₹ 9600
Correct Answer: Option B

To earn ₹ 50 , investment = ₹ 64.
3

To earn Rs. 1500, investment

= ₹ 64 x 3 x 1500 = ₹ 5760.
50

Question 10
Which is better investment: 11% stock at 143  or  9% stock at 117?

A
11% stock at 143
B
9(3/4)% stock at 117
C
Both are equally good
D
Cannot be compared, as the total amount of investment is not given.
Correct Answer: Option B

Let investment in each case be ₹ (143 x 117).

Income in 1st case = ₹ 11 x 143 x 117
143
= ₹ 1287.

Income in 2nd case = ₹ 39 x 143 x 117
4 x 117
= ₹ 1394.25

Clearly, 9 3 % stock at 117 is better.
4

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