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The area of four walls of a room is 140 cm2. If the length and breadth of the room were equal and the height of the room is 7 cm, then what i...
How many sides does a regular polygon with each interior angle measuring 140° have?
A shopkeeper sells the Pen at the discount of 30% on its marked price while he gets the profit of 40% on cost price of the pen. A pen marked at Rs.18 is...
The compound interest accrued after 2 years on an investment of Rs. 'x' at an annual interest rate of 20%, compounded annually, a...
Aman and Bhanu, working separately, can complete a task in 32 days and 40 days, respectively. They started working together, but ...
Rakesh can complete a work in 'X + 12' days. While Shikha can complete the same work in 'X + 27' days. If they can complete the work together in 'X' day...
A woman is 4 times as old as her daughter. In 8 years, the woman will be twice as old as her daughter. What are their current ages?
A cone has a base radius of 7 cm and a slant height of 25 cm. Find the total surface area of the cone.
The ratio of three numbers is 7:2:5, and their squared values add up to 1248. Identify the largest number among them.
A bag contains 8 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?