Instructions

For the following questions answer them individually

Question 11

Rs 10000 is kept at compound interest at an interest rate of 18% per annum (compounding annually). If the compounding of interest is done half yearly, then how much more interest (in Rs) will be obtained?

Question 12

Rahul professes to lose 16% on selling sugar and uses a weight of 680 gm instead of 1 kg. What is the total profit percentage?

Question 13

Two successive discounts of 5% and 15% are given by Rakesh on a table. If the marked price of the table is Rs 2000, then what is the value (in Rs) of discount?

Question 15

A certain number of men can complete a book in 10 days. If there were three more men, then book could be completed in 2 days less. How many men were there in the beginning?

Question 16

A boy walking at the speed of 3 km/hr covers a certain distance in 3 hours 40 minutes. If he covers the same distance by cycle in 11 hours, then what is the speed (in km/hr) of cycle?

Instructions

The pie chart shows the number of elephants in all the elephant wild life sanctuaries in the country. Study the diagram and answer the following questions.

Question 19

The measure of the central angle of the sector representing the number of elephants in Sanctuary D is ________ degrees.

Question 20

If the average area occupied by each elephant in these sanctuaries is 50 sq km, then what is the total area (in 1000 sq km) of these sanctuaries?