List of top Quantitative Aptitude Questions asked in Tamil Nadu Common Entrance Test

A tank is filled in 5 hours by three pipes A, B and C. The pipe C is twice as fast as B and B is twice as fast as A. How much time will pipe A alone take to fill the tank?
Rahul can row downstream at 11 km/h and upstream at 7 km/h. Find the speed of Rahul in still water and the speed of the current.
If \(4\) (A's capital) = \(6\) (B's capital) = \(10\) (C's capital), then out of profit of Rs.4,650 C will receive:
Anish and Bala can do a work in 8 days, Bala and Cynthia can do the same work in 12 days. Anish, Bala, and Cynthia together can finish it in 6 days. How many days will Anish and Cynthia together do it?
The least multiple of 7, which leaves a remainder of 4, when divided by 6, 9, 15, and 18 is:
Reena and Shaloo are partners in a business. Reena invests Rs.35,000 for 8 months and Shaloo invests Rs.42,000 for 10 months. Out of Profit of Rs.31,570, Reena’s share is:
A trader mixes 26 kg of rice at Rs.20 per kg with 30 kg of rice of other variety at Rs.36 per kg and sells the mixture at Rs.30 per kg. His profit percent is:
A man deposited Rs.1,000 in a bank. In return he got Rs.1,331. Bank gave interest 10% per annum. How long did he keep the money in the bank?
Two trains are moving towards each other with speeds 50 km/hr and 55 km/hr from different stations R and S. While they meet, the second train from station S has covered 20 km more distance than the first train which starts from station R. What is the distance between the two stations?
Tarun got 30% concession on the labelled price of an article and sold it for Rs.8,750 with 25% profit on the price he bought. What was the labelled price?
50 men can paint a building in 15 days working 4 hours a day. In how many days will 40 men working 5 hours a day complete the work?
Current age of Ritu and Rinki is in the ratio 3:4. Six years back, the ratio of their ages was 2:3. What is the present age of Ritu?
Find the maximum number of students among whom 1001 pens and 910 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils.
Two pipes can fill a cistern in 14 hours and 16 hours respectively. The pipes are opened simultaneously and it is found that due to leakage in the bottom it took 32 minutes more to fill the cistern. When the cistern is full, in what time will the leak empty it?
The difference between the compound interest, compounded annually and the simple interest on a certain sum for 2 years at 6% per annum is Rs.18. Find the sum.
Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together then the tank will be filled in:
A started a business with Rs.21,000 and is joined afterwards by B with Rs.36,000. After how many months did B join if the profit at the end of the year is divided equally?
The speed of a motor boat in still water is 7km/hr. If the speed of the motor boat against the stream is 5 km/hr, what is the speed of the stream?
Cynthia has borrowed Rs. 6,000 at the rate of 7% S.I. What amount does she need to pay after 3 years to clear the debt?
A train moving at 108 km/hr crosses a platform in 30 seconds. Then it crosses a man running at 12 km/hr in the same direction in 9 seconds. What is the length of train and platform in m?
A vendor bought 6 toffees for a rupee. How many for a rupee must he sell to gain 20%?
The greatest number of four digits which is divisible by 15, 25, 40, and 75 is:
If Rakesh borrows Rs. 36,000 from Sathesh at a rate of interest 6% S.I, at the end of four years, how much interest does Rakesh have to pay?
The sum of the ages of a son and father is 56 years; after four years the age of the father will be three times that of the son. What is the age of the father and the son, respectively?
A, B and C enter into a partnership in the ratio \( \frac{7}{2} : \frac{4}{3} : \frac{5}{6} \). After 4 months, A increases his share by 50%. If the total profit at the end of one year be Rs.21,600 then B's share in the profit is: