Mathematics Quiz 30
1 / 50
A leak in the bottom of a tank can empty the full tank in 6 hours. An inlet pipe fills water at the rate of 4 liters per minute. When the tank is full in inlet is opened and due to the leak the tank is empties in 8 hours. The capacity of the tank is?
2 / 50
16.66% of 33.33% of 66.66% of ? = 30
3 / 50
The greatest number of four digits that have 144 for their HCF is___________?
4 / 50
A man deposited Rs 6000 in a bank at 5% P.a simple interest another man deposits Rs 5000 at 8% P.a Compounded interest. After 2 years the difference of their interest will be_________?
5 / 50
Every year an amount increases by 1/8th of itself. How much will it be after two years if its present value is Rs.64000?
6 / 50
If 6 men working together can complete 50 identical tasks in 4 hours then how many such identical tasks can be completed if 10 men are working together for 6 hours?
7 / 50
Find the one which does not belong to that group ?
8 / 50
If the sides of a cube are in the ratio 4:3. What is the ratio of their diagonals?
9 / 50
A building contractor employs 20 male, 15 female and 5 child workers. To a male worker he pays Rs.25 per day, to a female worker Rs.20 per day and a child worker Rs.8 per day. The average wage per day paid by the contractor is__________?
10 / 50
The product of two digits number is 2160 and their HCF is 12. The numbers are________?
11 / 50
A selection is to be made for one post of principal and two posts of vice-principal amongst the six candidates called for the interview only two are eligible for the post of principal while they all are eligible for the post of vice-principal. The number of possible combinations of selectees is___________?
12 / 50
A and B can do a work in 8 days, 13, and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in_________?
13 / 50
A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in___________?
14 / 50
A boat can move upstream at 25 kmph and downstream at 35 kmph, then the speed of the current is_________?
15 / 50
The greatest number of five digits which is divisible by 32, 36, 40, 42 and 48 is_________?
16 / 50
A shopkeeper sells 400 metres of cloth for Rs. 18000 at a loss of Rs.5 per metre. Find his cost price for one metre of cloth?
17 / 50
The true discount on a bill due 9 months hence at 16% per annum is Rs. 189. The amount of the bill is:
18 / 50
By selling 50 meters of cloth. I gain the selling price of 15 meters. Find the gain percent?
19 / 50
A man can row his boat with the stream at 6 km/h and against the stream in 4 km/h. The man?s rate is________?
20 / 50
A can do piece of work in 30 days while B can do it in 40 days. In how many days can A and B working together do it ?
21 / 50
The water in a rectangular reservoir having a base 80m by 60m is 6.5m deep.In what time can the water be amplified by a pipe of which the cross section is a square of a side 20cm if the water runs through the pipe at the rate of 15km per hour?
22 / 50
Find the least square number which is divisible by 10, 12, 15 and 18?
23 / 50
A rectangular tank measuring (5m x 4.5m x 2.1m) is dug in the center of the field measuring 13.5m x 2.5m. The earth dug out is speed every over the remaining portion of the field raised?
24 / 50
What part of a ditch 48m long 16.5 broad and 4m deep can be filled by the earth got by digging a cylindrical tunnel of diameter 4m and length 56m?
25 / 50
A and B enter into partnership with capital as 7:9. At the end of 8 months, A withdraws. If they receive the profits in the ratio of 8:9 find how long B?s capital was used?
26 / 50
Water tax is increased by 20% but its consumption is decreased by 20 %. Then, the increase or decrease in the expenditure of the money is:________?
27 / 50
A work can be finished in 16 days by twenty women. The same work can be finished in fifteen days by sixteen men. The ratio between the capacity of a man and a woman is_________?
28 / 50
Find the number of square tiles to cover the floor of a room measuring 4 m * 9 m leaving 0.25 m space around the room. A side of square tile is given to be 25 cms?
29 / 50
12 buckets of water fill a tank when the capacity of each bucket is 13.5 litres. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres?
30 / 50
The H.C.F of two numbers is 23 and the other two factors of their L.C.M are 13 and 14. The larger of the two numbers is___________?
31 / 50
A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is :________?
32 / 50
If the radius of a circle is increased to 3 times, then how many times will it?s circumference be increased?
33 / 50
A completes 80% of a work in 20 days. Then B also joins and A and B together finish the remaining work in 3 days. How long does it need for B if he alone completes the work?
34 / 50
A, B, C and D enter into partnership. A subscribes 1/3 of the capital B 1/4, C 1/5 and D the rest. How much share did A get in a profit of Rs.2460?
35 / 50
Three 6 faced dice are thrown together. The probability that exactly two dice show the same number on them is -.
36 / 50
A and B go cycling in the same direction with speeds of 6 km/hr and 12 km/hr. A car from behind passes them in 9 and 10 seconds respectively. What is the speed of the car?
37 / 50
When a number is first increased by 10 % and then reduced by 10 % the number:__________?
38 / 50
39 / 50
A reduction of 20 % in the price of rice enables a person to buy 3.5 kg more rice for Rs. 385. The original price of rice is:________?
40 / 50
The difference between simple interest and compound on Rs. 1200 for one year at 10% per annum reckoned half-yearly is:________?
41 / 50
If the volume and surface area of a sphere is numerically the same then it?s radius is_________?
42 / 50
A man can row 6 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and black. How far is the place?
43 / 50
The compound interest accrued on an amount of Rs.44000 at the end of two years is Rs.1193.60. What would be the simple interest accrued on the same amount at the same rate in the same period?
44 / 50
A is thrice as good a work man as B and takes 10 days less to do a piece of work than B takes. B can do the work in:___________?
45 / 50
Simple interest on a sum at 4% per annum for 2 years is Rs.80. The C.I. on the same sum for the same period is_______?
46 / 50
P, Q and R can complete a work in 24, 6 and 12 days respectively. The work will be completed in________days if all of them are working together.
47 / 50
If 28 men can finish a work in 15 days, 21 men can finish the same work in___________?
48 / 50
A journey of 750 km was covered partly by car(x km) and partly by train(y km). If the distance travelled by train was 150 km more than the distance travelled by car, find x:y.
49 / 50
How many meters of carpet 63cm will be required to be a floor of a room 14m by 9cm?
50 / 50
The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.
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