male female 25 : 26 Increase= (25×120)/100: 26×130)/100 25×120: 26×130 25×6 : 13×13 Ratio =150:169
Find the difference between Simple Interest and Compound Interest for a sum of ₹ 8,000 lent at 10% per annum in 2 years.
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?
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...
Find the LCM of pair of the following polynomials x4 – 27a3 x, (x-3a)², whose GCD is (x-3a)
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.
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 answe...
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?
If a/b = 3/5, b/c = 4/7 then a:b:c is
If Karkuzhali earns ₹ 1,800 in 15 days, then she earns ₹3,000 in ___________days.
