A box contains 12 poles and 7 pieces of net. Each piece of net weighs 0.2 gm. each pole weighs 1.1 gm. The box and its contents together weigh 16.25 gm. How much does the empty box weigh?

The average of 6 numbers is 25. If 3 more numbers , with an average of 22 are added to these numbers, what wil...

In a container , there are 2 green marbles and 2 red marbles. You randomly pick the marbles. what is the proba...

Three boys have marbles in the ratio of 19: 5: 3 If the boy with the least number has 9 marbles, how many marb...

A box is made in the form of a cube. If a second cubical box has inside dimensions three times those of the fi...

If the numerator of fraction is increased by 200% and the denominator is increased by 350% . The resultant fra...

In a mixture , the ratio of the milk and water is 6: 5 . when 22 liter mixture is replaced by water, the ratio...