The cost price of an article is Rs x. It is marked up by 200%. It is sold at Rs. 540 after giving 25% discount. What is the value of x (in Rs)? 

A 240 m long train crosses a 300 m long platform in 27 seconds. What is the speed of the train in km/h?

B borrows 5,000 from A at 6 % p.a. simple interest and lends it to C at compound interest of 10 % p.a. If B collects the money back from C after 2 years and repays A, the profit made by B in the transaction is 

Directions : What will come in the place of the question mark (?) in the following number series?

5040, 840, 168, 42, 14, ? , 7

Vikram comes office 9:00 AM in office . His start his house on 8:30 Am by Bike. The Average speed of his bike is 50 Km/hours. The find the distance between office and his house.?

A person bought some rice and wheat for ₹ 380. The ratio of weight of rice and wheat is 4 : 3 and the price of equal amount of rice and wheat is in the ratio 5 : 6. The rice was bought of worth 

In an alloy, the ratio of copper and zinc is 7 : 6. If 1,450 gm. of zinc mixed with in 14 kg 300gm. of an alloy, then the ratio of copper and zinc will be

A mixture contains wine and water in the ratio 3 : 2 and another mixture contains them in the ratio 4 : 5 . How many litres of the latter mixture must be mixed with 3 litres of the former mixture so that the resultant mixture may contain equal quantities of wine and water?