A train can travel 50% faster than a car. Both start from point A at the same time and reach point B, 75 kilometers (km) away from A at the same time. On the way, however, the train had lost about 12.5 minutes while stopping at the station. what is the speed the car?

In dividing a number by 585, a student employed the method of short division. He divided the number successive...

Three pipes P, Q and R can fill a tank in 6 hours. After working all three together for 2 hours, R is closed a...

Present age of Samad and Akmal are in the ratio of 5:4 respectively. Three years later, the ratio of their age...

The ratio between the length and breadth of a field is 7:5. The perimeter of the field is 360 meter. What is t...

Roman covers 17 kilometer in 5 hours . How much time does he need to cover 10.2 kilometer ?

Arif incurred a loss of 25% by selling a used mobile phone set at taka 1500. How much could he gain/lose by se...