Quantitative Ab...

The average yield of wheat in a field of 12 acres is 900 kg per acre. If three acres of land with a yield of 1000 kg per acre is added to this, then what will be the average yield of this entire land?

Find the missing number in the following series:

16, 34, 19, 40, 22, .......

Ten years before, the ages of a mother and her daughter were in the ratio 3 : 1. In another 10 years from now, the ratio of their ages will be 13 : 7. What are their present ages?

A raft in Rishikesh which is running in upward direction took 4 hours 20 minutes to cover 16km distance in a rafting while it took only 1 hour 10 minutes to cover same distance while running downstream. Calculate the ratio of the speed of the boat in upstream to that of downstream?

A shopkeeper marked his articles 20% above cost price and allows a discount of 10% on cash payment. Find his gain percent.

A vessel of 80 litres is filled with milk and water. 70% of milk and 30% of water is taken out of the vessel. It is found that the vessel is vacated by 55%. Find the initial quantity of milk and water.

A can do a piece of work in 14 days and B can do it in 21 days. They begin together but 3 days before the completion of the work, A leaves the work. The total number of days to complete the work is?