Three dice are thrown together . Find the probability of getting a total of at least 6 ?

In a college Rahim scored 80 marks out of 150 in History and 95 marks out of 120 in English . If he wants to s...

If x .

x can do a piece of work in 20 days and Y can do the 1/7th of the same work in 5 days. In how many days togeth...

The circumference of the circle and teh perimeter of the square is equal and the ratio between the diameter of...

The average weight of teacher is also included, then the average weight is increased by 200 grams. Find the we...

A train can cross another train of equal length coming form the opposite direction with the speed of 108 km/h...