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Mathematics Quiz 28

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Mathematics Quiz 28

1 / 50

A and B?s salaries together amount to Rs. 2,000. A spends 95% of his salary and B spends 85% of his. If now their savings are the same, what is A?s salary?

2 / 50

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Re. 1. The sum (in Rs. ) is_________?

3 / 50

Find the compound interest and the amount on Rs.8000 at 5% per annum for 3 years when C.I is reckoned yearly?

4 / 50

Five years ago the average of the ages of A and B was 40 years and now the average of the ages of B and C is 48 years. What will be the age of the B ten years hence?

5 / 50

The sum of three numbers is 172. The ratio of the first and second numbers is 8:11. The ratio of the second and third is 5:7. Find the second number.

6 / 50

The ratio of two numbers is 5:9. If each number is decreased by 5, the ratio becomes 5:11. Find the numbers.

7 / 50

The monthly incomes of A and B are in the ratio 5 : 2. B?s monthly income is 12% more than C?s monthly income. If C?s monthly income is Rs. 15000, then find the annual income of A?

8 / 50

A walks around a circular field at the rate of one round per hour while B runs around it at the rate of six rounds per hour. They start in the same direction from the same point at 7.30 a.m. They shall first cross each other at :___________?

9 / 50

When the numerator of a fraction is decreased by 25% and its denominator is decreased by 20%, the new fraction obtained is 3/4. Find the original fraction?

10 / 50

The tax on a commodity is diminished by 20% and its consumption increased by 15%. The effect on revenue is_________?

11 / 50

Free notebooks were distributed equally among children of a class. The number of notebooks each child got was one-eighth of the number of children. Had the number of children been half, each child would have got 16 notebooks. Total how many notebooks were distributed?

12 / 50

The average age of 15 students of a class is 15 years. Out of these, the average age of 5 students is 14 years and that of the other 9 students is 16 years. The age of the 15th student is____________?

13 / 50

Two taps X and Y can fill a tank in 10 hrs. and 15 hrs.respectively. If the both taps are opened together, the tank will be full in_________?

14 / 50

The roots of the equation 3x2?? 12x + 10 = 0 are?

15 / 50

Haroon purchased 30 kg of wheat at the rate of Rs. 11.50 per kg and 20 kg of wheat at the rate of 14.25 per kg. He mixed the two and sold the mixture. Approximately what price per kg should be sell the mixture to make 30% profit?

16 / 50

One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in:

17 / 50

The true discount on Rs. 2562 due 4 months hence is Rs. 122. The rate percent is:_________?

18 / 50

One side of a rectangular field is 4 m and its length along diagonal is 5 m. What is the area of the field?

19 / 50

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_________?

20 / 50

A dealer purchased an article at 3/4 of its list price and sold 50% more than the list price. Find his gain percent?

21 / 50

In a company, 60% of the employees are men, of this 40 % are drawing more than Rs. 50000 per year. 36% of the total employees of the company draw more than Rs.50000 per year then what is the percentage of women who are drawing less than Rs. 5000 per year?

22 / 50

The compound interest earned by Sunil on a certain amount at the end of two years at the rate of 8% p.a. was Rs.2828.80. Find the total amount that Sunil got back at the end of two years in the form of principal plus interest earned.

23 / 50

The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is:__________?

24 / 50

The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C be 43 kg, then the weight of B is___________?

25 / 50

If the length and width of a rectangular grand are each increased by 20% then what would be the percent increase in the area of the garden?

26 / 50

If the price of the eraser is reduced by 25% a person buy 2 more erasers for a rupee. How many erasers available for a rupee?

27 / 50

The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average of the team?

28 / 50

Ramees 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.

29 / 50

(332% of 2113) / 42 = _________?

30 / 50

Find the one which does not belong to that group ?

31 / 50

A paper is in a square form whose one side is 20 cm. Two semi circles are drawn on its opposites as diameters. If these semi circles are cut down what is the area of the remaining paper?

32 / 50

What is probability of drawing two clubs from a well shuffled pack of 52 cards?

33 / 50

Two varieties of wheat ? A and B costing Rs. 9 per kg and Rs. 15 per kg were mixed in the ratio 3 : 7. If 5 kg of the mixture is sold at 25% profit, find the profit made?

34 / 50

A owns a house worth Rs. 10000. He sells it to B at a profit of 10% based on the worth of the house. B sells the house back to A at a loss of 10% in this transaction A gets:

35 / 50

A car traveling with 5/7 of its actual speed covers 42 km in 1 hr 40 min 48 sec. What is the actual speed of the car?

36 / 50

Find the one which does not belong to that group ?

37 / 50

A man can row three-quarters of a kilometer against the stream in 11 ? minutes and return in 7 ? minutes. The speed of the man in still water is________?

38 / 50

The average salary per head of the entire staff of an office including the officers and clerks is Rs.90. The average salary of officers is Rs.600 and that of the clerks is Rs.84. If the number of officers is 2, find the number of officers in the office?

39 / 50

Three 6 faced dice are thrown together. The probability that all the three show the same number on them is -.

40 / 50

The length of the rectangular field is double its width. Inside the field there is square shaped pond 8m long. If the area of the pond is 1/8 of the area of the field. What is the length of the field?

41 / 50

If the ratio of the areas of two squares is 9:1 ratio of their perimeters is_________?

42 / 50

A covered wooden box has the inner measure as 115cm 75cm and 35cm and the thickness of wood is 2.5cm. The volume of the wood is____________?

43 / 50

A lends Rs. 1500 to B and a certain sum to C at the same time at 8% per annum simple interest. If after 4 years, A altogether receives Rs. 1400 as interest from B and C, then the sum lent to C is________?

44 / 50

Surface area of two spheres are in the ratio 1:4 what is the ratio of their volumes?

45 / 50

The L.C.M of two numbers is 48. The numbers are in the ratio 2:3. The sum of numbers is__________?

46 / 50

A question paper had 10 questions. Each question could only be answered as true(T) of False(F). Each candidate answered all the questions, Yet no two candidates wrote the answers in an identical sequence. How many different sequences of answers are possible?

47 / 50

1/3 of 2/6 of 1/7 of 2/28 of 2140 = ________?

48 / 50

[10 + {4 * ({2/3 + 1/4} * ?144/121 + 23) ? 12 + 5} ? 3] = _______?

49 / 50

In a fort there is sufficient food for 600 men for a month. If 400 more men arrive the fort then how long the food is sufficient for now?

50 / 50

A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be_________?

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