Aptitude - Percentage

Rajeev buys good worth Rs. 6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax @ 10%. Find the amount he will have to pay for the goods.

A.  Rs. 6576.10/-

B.  Rs. 6686.10/-

C.  Rs. 6756.10/-

D.  Rs. 6876.10/-

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Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of B. Find the ratio of A : B

A.  3 : 4

B.  2 : 4

C.  4 : 2

D.  4 : 3

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Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the sum of their marks. What are the marks obtained by them?

A.  13, 22

B.  23, 32

C.  33, 42

D.  43, 52

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A batsman scored 110 runs which included 3 boundaries and 8 sixes, What percent of his total score did he make by running between the wickets?

A.  50.45

B.  61.45

C.  45.45

D.  49.45

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What percentage of numbers from 1 to 70 has 1 or 9 in the unit's digit?

A.  19

B.  20

C.  21

D.  22

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What percent of 7.2 kg is 18 gms ?

A.  .25%

B.   .5%

C.  .75%

D.   1%

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12.5% * 33% * 40% * 3333.55 =?

A.  2350

B.  1250

C.  552

D.  55

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The difference between a discount of 50 % on Rs. 500 and two successive discounts of 45 % and 5% on the same amount is

A.  Rs 15

B.  Rs 11.25

C.  Rs 10

D.  None of these

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A wholesaler allows a discount of 10% on cash payment. The value of the article for which the customer paid Rs. 180 is-

A.  Rs. 212

B.  Rs. 188

C.  Rs.200

D.  none of these.

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A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is

A.  Rs. 650

B.   Rs. 690

C.  Rs. 698

D.  Rs. 700

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If A=x% of y and B = y% of x, then which of the following is true?

A.  A is smaller than B

B.  A is greater than B

C.  Relationship between A and B cannot be determined.

D.  If x is smaller than y, then A is greater than B.

E.  None of these

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80% of p = 40% of Q and Q = X % P . Then the value of x is

A.  360

B.  200

C.  300

D.  250

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Murali purchased 20 dozens of toys at the rate of Rs. 375 per dozen. He sold each one of them at the rate of Rs. 33. Find out his profit percentage.

A.  3.5

B.  5.6

C.  4.1

D.  3.4

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What will be the difference between simple and compound interest @ 10% per annum on a sum of Rs. 1000 after 4 years?

A.  Rs. 31

B.  Rs. 32.10

C.  Rs. 40.40

D.  Rs. 64.10

E.  None of these

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A 9% stock yields 8%. The market value of stock is

A.  Rs.72

B.  Rs. 92

C.  Rs.112.50

D.  Rs.116.50

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If A = x% of y and B = y% of x, then which of the following is true?

A.  A is smaller than B

B.  A is greater than B.

C.  Relationship between A and B cannot be determined

D.  If x is smaller than y, then A is greater than B.

E.  None of these

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160% of 250+?=120% of 400

A.  160

B.  40

C.  80

D.  120

E.  None of these

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By investing Rs.1620 in 8% stock .Michael earns Rs. 135. The stock is then quoted at

A.  Rs. 80

B.  Rs. 96

C.  Rs.106

D.  Rs.108

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If a material is sold for Rs.34.80, there is a loss of 25%. Find out the cost price of the material?

A.  Rs.46.40

B.  Rs.44

C.  Rs.42

D.  Rs.47.20

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An automobile financier claims to be leading money at simple interest, but he includes the interest every six months for calculating the principal. If he is charging an interest of 10%, the effective rate of interest becomes:

A.  10%

B.  10.25%

C.  10.5%

D.  None of these

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When processing flower-nectar into honeybees' extract, a considerable amount of water gets reduced. How much flower-nectar must be processed to yield 1kg of honey, if nectar contains 50% water, and the honey obtained from this nectar contains 15% water?

A.  1.5 kgs

B.  1.7 kgs

C.  3.33 kgs

D.  None of these

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A man invests a certain sum of money at 6%.p.a simple interest and another sum at 7%.p.a. simple interest. His income from interest after 2 years was Rs.354. One-fourth of the first sum is equal to one-fifth of the second sum. The total sum invested was:

A.  Rs. 2600

B.  Rs. 2700

C.   Rs. 2880

D.  Rs. 2900

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The price of oil is increased by 25%. If the expenditure is not allowed to increase, the ratio between the reduction in consumption and the original consumption is

A.  1 : 3

B.  1 : 4

C.  1 : 5

D.  1 : 6

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A sum of money invested at compound interest amounts to Rs. 4624 in 2 years and to Rs. 4913 in 3 years. The sum of money is:

A.  Rs. 4096

B.  Rs. 4260

C.  Rs. 4335

D.  Rs. 4360

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Of an amount, 20% of 25% of 30% is Rs. 75. Then what is the original number?

A.  Rs. 1000

B.  Rs. 2500

C.  Rs. 4000

D.  Rs. 5000

E.  None of these

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The present population of a country estimated to be 10 crores is expected to increase to 13.31 crores during the next three years. The uniform rate growth is :

A.  8%

B.  10%

C.  12.7%

D.  15%

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If the price of a book is first decreased by 25% and then increased by 20%, then the net change in the price will be:

A.  No change

B.  5% increase

C.  5% decrease

D.  10% decrease

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If the interest on Rs. 800 exceeds that on Rs. 600 by Rs. 15.50 in 6 months, find the rate percent p.a.

A.  15.5 %

B.  18.5 %

C.  14%

D.  5Top of Form

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If 20% of a = b, then b% of 20 is the same as:

A.  4% of a

B.  5% of a

C.  20% of a

D.  None of these

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The number which exceeds 16 % of by 42 is:

A.  50

B.  58

C.  52

D.  60

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