The average of 6 numbers is 25. If 3 more numbers, with an average of 22 are added to these numbers, what will be the average of the combined 9 numbers?

The product of two positive numbers is p. If each of the numbers is increased by 2, the new product is how muc...

If a>b>1 , then which of the following is true?

A and B together can do a piece of work in 40 days. A having worked for 20 days, B finishes the remaining work...

A jar contains white, red and green marbles in the ratios 2 : 3 : 5 six more green marbles are added to the ja...

The length of a rectangular plot is 3 folds its width . Half the area of the plot is covered by a playground w...

A box contains 10 electric bulbs from which 2 bulbs are defective . Two bulbs are chosen at random. What is th...