How many times in a day, the hands of a clock are straight?
One word for a drawing on transparent paper is _____.
Change the sign to find the equation 48 -(3 + 4) + (2 x 2) = 0
In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?
A man borrows money. After every 8 years, the amount borrowed is 3 times the original amount. What is the rate of interest?
A car drives 40 miles on local roads at 20 mph, and 180 miles on the highway at 60 mph, what is the average speed of the entire trip?
The diameter of the driving wheel of a bus is 140 cm. How many revolution, per minute must the wheel make in order to keep a speed of 66 kmph ?
The banker's discount on a sum of money for 3/2 years is Rs. 195, and the true discount on the same sum for 2 years is Rs. 234. The rate percent is:
Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30° and 45° respectively. If the lighthouse is 100 m high, the distance between the two ships is:
Two trains start at the same time from two stations and proceed towards each other at the rates of 20 km/hr and 25 km/hr respectively. When they meet, it is found that one train has travelled 75 km more than the other. Find the distance between the two stations.