A bus travelling at a speed of 5 km/hour, takes 3 hours to complete a distance. If it takes 4 hours to complete the same distance by your car, what is your speed ?

A mixture contains 2/5 of element A and 3/5 of element B. When 5ml of A is added to the mixture, the proportio...

The breadth of a rectangular field is 5m. Its length is thrice the breadth. What is the total length of facing...

Annie can complete a term paper in 15 days while Bob can finish it in 20 days. What is the fraction of work le...

To make a high quality fertilizer, a seller mixes 26 kg of type A fertilizer at Tk 20 per kg with 30 kg of typ...

One 100 gram bowl of cream soup contains 300 calories. How many calories are there in a 30 gram portion of tha...

"X" is the minimum number of mangoes that must be added to an existing stock of 966 mangoes. So that the total...