For the following questions answer them individually
A train of length 384 metres crosses an electric pole in 12 seconds and crosses another train of the same length travelling in opposite direction in 12 seconds. What is the speed of the second train?
The average of five numbers is 32. If one number is removed, then the average becomes 28. What is the removed number?
Find the maximum number of students among whom 1003 chocolates and 2703 candies can be distributed such that each student gets the same number of each.
The price of 3 notebooks and 6 pen is Rs. 3000. With the same money one can buy a notebooks and 12 pen, Raju wants to buy 15 pen, how much will he have to pay?
Radius of a sphere is increased by 50 percent. What will be the percentage increase in its volume?
A trader marks his goods 50% above the cost price and offers a discount of 20%. What is the percentage profit the trader makes aft er offering the discount?
Rs. 8400 is divided among P, Q and R in the ratio of $$\frac{2}{3} : 3 : \frac{1}{3}$$ respectively. What is the share of R?
The simple interest received on a sum for 5 years is 2/5 of the sum. What is the annual rate of interest?