For the following questions answer them individually
Simple interest on a sum for 5 years is equal to 20% of the principal. In how many years interest will be equal to the principal?
Puneet purchases 5 dozens of oranges at the rate of Rs 120 per dozen. He sold each one of them at the rate of Rs 11.5. What is the profit (in percentage) of Puneet?
Some carpenters promised to do a job in 15 days but 3 of them were absent and remaining did the job in 20 days. What was the original number of carpenters?
A truck moves at the speed of 90 km/hr after repairing and moves at the speed of 80 km/hr before repairing. It covers x distance in 8 hours after repairing. How much time (in hours) will it take to cover 4x distance before repairing?
The line graph shows the number of deaths due to road accidents in a certain state. Study the diagram and answer the following questions.
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If on an average Rs 50 lakhs was paid as insurance for each death due to a road accident, then how much insurance was paid (in Rs crore) in the year 2016?