Practice Quantitative Questions and Answers

• A can do a piece of work in 20 days and B can do it in 30 days. How long will they take to do the work together?
• A can do a piece of work in 8 days and B can do the same piece of work in 12 days. A and B together complete the same piece of work and get ?200 as the com...
• The curved surface area of a right circular cone of height 15 cm and base diameter 16 cm is
• A machine bought at Rs. 50,000 falls in its value by 8% of its value every year. Find the value of the machine after 2 years.
• The value of a motor cycle 2 years ago was ₹ 70,000. It depreciates at the rate of 4% p.a. Find its present value.
• If Karkuzhali earns ₹ 1,800 in 15 days, then she earns ₹3,000 in ___________days.
• 10 lakh candidates write the TNPSC Exam this year. If each exam centre is allotted with 1000 candidates. How many exam centres would be needed?
• The highest number which divides the product of any three consecutive even natural number is
• A competitive exam paper has 100 questions for which 1 mark will be awarded for each correct answer and 1/2 mark will be deducted for every wrong answer, 1...
• Find the missing number 2, 4, 12, 48, 240, .....
• The breadth of a rectangular field is 60% of its length. If the perimeter of the field is 800 m, what is the area of the field?
• The cost of a machine is ?18,000 and it depreciates at 16(2/3)% annually. Its value after 2 years will be
• Find the difference between Simple Interest and Compound Interest for a sum of ₹ 8,000 lent at 10% per annum in 2 years.
• If a/b = 3/5, b/c = 4/7 then a:b:c is
• The largest four digit number which when divided by 4, 7 and 13 leaves a remainder 3 in each case is
• Find the LCM of pair of the following polynomials x4 – 27a3 x, (x-3a)², whose GCD is (x-3a)
• Find the G.C.D. of the following: 35x5 y3 z4, 49x² yz3, 14xy2 z²
• Select the number from the given options which will come in place of the question mark (?) in the following series.  6, 12, 14, 28, 30, 60, ?