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Mathematics Quiz

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Question no 1:


Q.1 A letter lock consists of three rings each marked with six different letters. The number of distinct unsuccessful attempts to open the lock is at the most__________?

Question no 2:


Q.2 The speed at which a man can row a boat in still water is 15 kmph. If he rows downstream, where the speed of current is 3 kmph, what time will he take to cover 60 metres?

Question no 3:


Q.3 A bag contains 7 green and 8 white balls. If two balls are drawn simultaneously, the probability that both are of the same colour is -.

Question no 4:


Q.4 Rahat purchased a refrigerator for Rs. 12500 after getting a discount of 20% on the labelled price. He spent Rs. 125 on transport and Rs. 250 on installation. At what price should it be sold so that the profit earned would be 10% if no discount was offered?

Question no 5:


Q.5 In a ship the provisions are sufficient for 800 men for 50 days. How long will these be sufficient for if there would have been 200 more men?

Question no 6:


Q.6 All the water in container A which was filled to its brim was poured into two containers B and C. The quantity of water in container B was 62.5% less than the capacity of container A. If 148 liters was now transferred from C to B, then both the containers would have equal quantities of water. What was the initial quantity of water in container A?

Question no 7:


Q.7 The radius of a cylinder is 2 r units and height is 3 r units. Find the curved surface?

Question no 8:


Q.8 If a man walks at 6 kmph, he can reach his destination at 9:00 am. However, he walks a little slower and reaches only at 10:00 am. If the distance to his destination was 12 km, at what speed did he walk?

Question no 9:


Q.9 Find the area of trapezium whose parallel sides are 20 cm and 18 cm long, and the distance between them is 15 cm.

Question no 10:


Q.10 In what ratio should the profit of Rs.8000 be divided if X starts a business with an investment of Rs. 20000, Y invests Rs.7500 for 4 months and Z invests Rs.15000 after 3 months from the start of the business.

Question no 11:


Q.11 Rs. 800 amounts to Rs. 920 in 3 years at simple interest. If the interest rate is increased by 3%, it would amount to how much ?

Question no 12:


Q.12 A is a working partner and B is a sleeping partner in the business. A puts in Rs.15000 and B Rs.25000, A receives 10% of the profit for managing the business the rest being divided in proportion of their capitals. Out of a total profit of Rs.9600, money received by A is?

Question no 13:


Q.13 One Gross is equal to___________?

Question no 14:


Q.14 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?

Question no 15:


Q.15 If X and Y complete a certain work in 10 days, Y and Z in 16 days and X and Z in 22 days, find the time required for each one to complete the work while working separately.

Question no 16:


Q.16 The value of 25.25 – 23.23 + 24.24 is_________?

Question no 17:


Q.17 If the height of a pole is 2√3 metres and the length of its shadow is 2 metres, find the angle of elevation of the sun.

Question no 18:


Q.18 8 2/3 + 6 4/5 = _____?

Question no 19:


Q.19 The diameters of two spheres are in the ratio 1:2 what is the ratio of their surface area?

Question no 20:


Q.20 In an examination a pupil’s average marks were 63 per paper. If he had obtained 20 more marks for his Geography paper and 2 more marks for his History paper, his average per paper would have been 65. How many papers were there in the examination?

Question no 21:


Q.21 Find the least multiple of 13 which when divided by 6, 8 and 12 leaves 5, 7 and 11 as remainders respectively? A. 143 B. 169 C. 260 D. 221

Question no 22:


Q.22 Rs. 6000 is lent out in two parts. One part is lent at 7% p.a simple interest and the other is lent at 10% p.a simple interest. The total interest at the end of one year was Rs. 450. Find the ratio of the amounts lent at the lower rate and higher rate of interest?

Question no 23:


Q.23 The average marks in mathematics scored by the students of a school at the public examination were 39. If four of these students who actually scored 5, 12, 15 and 19 marks at the examination had not been sent up, the average marks for the school would have been 44. Find the number of students sent up for examination from the school?

Question no 24:


Q.24 A and B rent a pasture for 10 months. A put in 80 cows for 7 months. How many can B put in for the remaining 3 months, if he pays half as much again as A?

Question no 25:


Q.25 A man can row upstream at 25 kmph and downstream at 35 kmph, and then find the speed of the man in still water?

Question no 26:


Q.26 A property decreases in value every year at the rate of 6 1/4% of its value at the beginning of the year its value at the end of 3 years was Rs.21093. Find its value at the beginning of the first year?

Question no 27:


Q.27 The average age of M boys is ‘b’ years and of ‘n’ girls ‘c’ years. The average age of all together is_________?

Question no 28:


Q.28 A garrison has provisions for 40 days. At the end of 5 days half of the men left the garrison. How long the food will last for?

Question no 29:


Q.29 In one year, the population, of a village increased by 10% and in the next year, it decreased by 10%. If at the end of 2nd year, the population was 7920, what was it in the beginning?

Question no 30:


Q.30 The surface of a cube is 24sq cm. Find its volume?

Question no 31:


Q.31 Find the greatest number which, while dividing 19, 83 and 67, gives a remainder of 3 in each case?

Question no 32:


Q.32 2758 + 20581 – 17889 = ________?

Question no 33:


Q.33 The probability of a lottery ticket being a prized ticket is 0.2. When 4 tickets are purchased, the probability of winning a prize on at least one ticket is__________?

Question no 34:


Q.34 If two mixers and one T.V cost Rs. 7000. While two T.V s and one mixer cost Rs. 9800. The value of one T.V is:_________?

Question no 35:


Q.35 If the radius of a circle be reduced by 50% its area is reduced by:_________?

Question no 36:


Q.36 If selling price is doubled, the profit triples. Find the profit percent:

Question no 37:


Q.37 P can do a work in the same time in which Q and R together can do it. If P and Q work together, the work can be completed in 10 days. R alone needs 50 days to complete the same work. then Q alone can do it in__________?

Question no 38:


Q.38 If the side of a square is increased by 25% then it’s area is increased by_________?

Question no 39:


Q.39 Three cubes of metal whose edges are 9, 12 and 15 cm respectively, are melted and one new cube is made. Find the edge of the new cube?

Question no 40:


Q.40 A man buys Rs. 50 shares in a company which pays 10% dividend. If the man gets 12.5% on his investments, at what price did he buy the shares?

Question no 41:


Q.41 In order to obtain an income of Rs. 650 from 10% stock at Rs. ,96, one must make an investment of___________?

Question no 42:


Q.42 64 is what percent of 80?

Question no 43:


Q.43 In what proportion must water be added to spirit to gain 20% by selling it at the cost price?

Question no 44:


Q.44 Two numbers are respectively 20% and 25% more than a third number. The percentage that is first of the second is_________?

Question no 45:


Q.45 A man can swim in still water at 4.5 km/h, but takes twice as long to swim upstream than downstream. The speed of the stream is_________?

Question no 46:


Q.46 In an examination 38% of students fail in English and 61% pass in Urdu and 23% fail in both. Find the actual failure percentage?

Question no 47:


Q.47 A, B, C together started a business. A invested Rs.6000 for 5 months B invested Rs.3600 for 6 months and C Rs.7500 for 3 months. If they get a total profit of Rs.7410. Find the share of A?

Question no 48:


Q.48 In a question paper, there are four multiple choice type questions, each question has five choices with only one choice for it’s correct answer. What is the total number of ways in which a candidate will not get all the four answers correct?

Question no 49:


Q.49 If daily wages of a man is double to that of a woman, how many men should work for 25 days to earn Rs.14400? Given that wages for 40 women for 30 days are Rs.21600.

Question no 50:


Q.50 A shopkeeper purchased 70 kg of potatoes for Rs. 420 and sold the whole lot at the rate of Rs. 6.50 per kg. What will be his gain percent?

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