Caroline Wozniacki of Denmark won her first Grand Slam title by defeating Simona Halep (Romania) in Australian Open. Similarly Oliver Marach (Australian) and Mate Pavic (Croatia) won their first Grand Slam doubles title in Men's Doubles category. Women doubles won by Tímea Babos and Kristina Mladenovic.
A mixture contains milk and water in the ratio 7:5. If 6 liters of water is added to the mixture, the ratio of milk to water becomes 7:6. Find the origi...
A spherical metallic shell with 6 cm external radius weighs 6688 g. What is the thickness of the shell if the density of metal is 10.5 g per cm3
A principal of ₹5000 is invested at a simple interest rate of 8% per annum. What will be the interest earned after 3 years?
A man invested a certain amount of sum at 12.5% per annum simple interest and earned an interest of Rs.3000 after 5 years. If the same amount is investe...
1. यदि 10 वर्ष पूर्व पिता की उम्र पुत्र की उम्र से तिगुनी थ...
The simple interest on a sum of money for 3 years is 1,200 at a rate of 10% per annum. What is the compound interest on the same sum for the same time a...
A triangle ABC is inscribed in a circle. The tangent at A meets the extended sides BC and AB at points P and Q, respectively.
If ∠ACB = 30° an...
If sin x + sin y = a and cos x + cos y = b, find sin(x + y):
What is the total amount allocated to Research and Development and Operations combined?
A car covers the first 40 km of a journey at 60 km/h and the next 60 km at 90 km/h. What is the average speed for the entire journey?
