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# Mathematics Quiz 25

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Mathematics Quiz 25

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A tank is filled by three pipes with uniform flow. The first two pipes operating simultaneously fill the tank in the same during which the tank is filled by the third pipe alone. The second pipe fills the tank 5 hours faster than the first pipe and 4 hours slower than the third pipe. The time required by the first pipe is?

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The sale price of an article including the sales tax is Rs. 616. The rate of sales tax is 10%. If the shopkeeper has made a profit of 12%, then the cost price of the article is:

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A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of

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At what rate of interest will be Rs 20000 becomes Rs 24200 after 2 years when interest is compounded annually?

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Find the greatest number that, while dividing 47, 215 and 365, gives the same remainder in each case?

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

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A began a business with Rs. 85,000. He was joined afterwards by B with Rs. 42,500. For how much period does B join, if the profits at the end of the year are divided in the ratio of 3 : 1?

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In what ratio must a grocer mix teas worth Rs.60 a kg and Rs.65 a kg.So that by selling the mixture at Rs. 68.20 a kg, He may gain 10%?

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If an article is sold at 19% profit instead of 12% profit, then the profit would be Rs. 105 more. What is the cost price?

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A car can travel 360km with a ? full tank. How many km can it travel with a 2/3 full tank?

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In a partnership for a business, Changaz invests Rs.6000 for complete year & Nasir invests Rs.3000 for 6 months. What is Nasir?s share if they earn Rs.240 as profit?

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5 % income of a is equal to 15 % income of B and 10 % income of B is equal to 20 % income of C if the income of c is Rs. 200, then total income of A, B and C is :_________?

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A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?

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What is 2+2?2?2-2?

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Find the cash required to purchase Rs. 3200, 7(1/2) % stock at 107(brokerage (1/2) %).

16 / 50

1 yard =___________?

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5 % of the income of A is equal to 15 % of the income of B and 10 % of the income of B is equal to 20 % of the income of c. If the income of C is Rs. 2000. What is the total income of A, B and C?

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The average marks of a class of 30 students is 40 and that of another class of 50 students is 60. Find the average marks of all the students?

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A man sells two articles for Rs.3600 each and he gains 30% on the first and loses 30% on the next. Find his total gain or loss?

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Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is :__________?

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Find the one which does not belong to that group ?

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12.5 + 10 1/4 of 100 ? 10% of 10 = ____________?

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Find out the C.I on Rs.5000 at 4% p.a. compound half-yearly for 1 1/2 years.

24 / 50

3/7 of 4/9 of 2/5 of 7560 = (?)2

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Three dice (each having six faces with each face having one number from 1 or 6) are ralled. What is the number of possible outcomes such that atleast one dice shows the number 2?

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A and B can do a piece of work in 12 days; B and C in 15 days; C and A in 20 days. A alone can do the work in__________?

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A single discount equivalent to the discount series of 20%, 10% and 5% is_______?

28 / 50

183.21 + 2.9928 * 66.84 = _______?

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If the perimeter of a rectangular garden is 600 m, its length when its breadth is 100 m is________?

30 / 50

Two cylinders are of the same height. Their radii are in the ratio 1: 3. If the volume of the first cylinder is 40 cc. Find the volume of the second cylinder?

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The list price of an article is Rs.65. A customer pays Rs.56.16 for it. He was given two successive discounts, one of them being 10%. The other discount is________?

32 / 50

If 6 (A?s capital) = 8 (B?s capital) = 10 (C?s capital). Then the ratio of their capitals is:

33 / 50

LCM of 87 and 145 is_______?

34 / 50

The compound and the simple interests on a certain sum at the same rate of interest for two years are Rs.11730 and Rs.10200 respectively. Find the sum.

35 / 50

Three men start together to travel the same way around a circular track of 11 kilometers in circumference. Their speeds are 4, 5 and 8 kilometers per hour respectively. When will they meet at a starting point?

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The average height of 50 pupils in a class is 150 cm. Five of them whose height is 146 cm, leave the class and five others whose average height is 156 cm, join. The new average height of the pupils of the class (in cm) is __________ .

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The sale price sarees listed for Rs.400 after successive discount is 10% and 5% is________?

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[50 ? {20 + 60% of (26/13 + 24/12 + 21) ? 2} + 8] = 625/?

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A, B and C are entered into a partnership. A invested Rs.6500 for 6 months, B invested Rs.8400 for 5 months and C invested for Rs.10000 for 3 months. A is a working partner and gets 5% of the total profit for the same. Find the share of C in a total profit of Rs.7400.

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At an inn there are provisions sufficient for 20 days for 40 people. At the end of every 10 days 5 people leave off. How many days the provision will be sufficient for new?

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The difference between the radi of the smaller circle and the bigger circle is 7cm and the difference between the area of two circles is 1078Sq.cm Radius of the smaller circle is_________?

42 / 50

A cycle is bought for Rs.900 and sold for Rs.1080, find the gain percent?

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A can complete a work in 12 days with a working of 8 hours per day. B can complete the same work in 8 days when working 10 hours a day. If A and B work together, working 8 hours a day, the work can be completed in_______days.

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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_________?

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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?

46 / 50

pipes P and Q would fill a cistern 18 and 24 minutes respectively. Both pipes being opened, find when the first pipe must be turned off so that the cistern may be just filled in 12 minutes?

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A wholesale tea dealer 408 kilograms, 468 kilograms and 516 kilograms of three different qualities of tea. He wants it all to be packed into boxes of equal size without mixing. Find the capacity of the largest possible box?

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What is the area of a square field whose diagonal of length 20 m?

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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.

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the present average age of a couple and their daughter is 35 years. Fifteen years from now, the age of the mother will be equal to the sum of present ages of the father and the daughter. Find the present age of mother?