A container contains 40 liters of milk. From this container 4 liters of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained in the container?

P and Q are brothers, R and S are sisters. The son of P is brother , R and S are sisters. The son of P is brot...

If w is 10% less than x and y is 30% less than z, then wy is what percent less than xz?

Every 3 minutes , 4 liters of water are poured into a 2,000 liters tank. After 2 hours, what percent of the ta...

The next number in the sequence 3, 6,11,18,27,.... is -

The H.C.F. of two numbers is 24. Which can be their L.C.M is -

The average of eight numbers is 14 . The average of six of these numbers is 16. The average of the remaining t...