For the following questions answer them individually
Find the greatest number by which when numbers 47, 95 and 187 are divided, leave the same remainder in each case.
A milkman bought 45 litres of milk and mixed 15 litres of water in it. If the price per litre of the mixture becomes ₹50, then what is the cost price of the milk per litre? (water is available free of cost)
Mohan and Sohan invested ₹6,000 and ₹8,000 respectively in a property simultaneously and after 6 months Sohan withdraws his invested amount. What is the ratio of money received by Mohan and Sohan respectively at the end of one year?
Dinesh offers his customers a discount of 15% on a raincoat and he still makes a profit of 25%. What is the actual cost of the raincoat marketed for Rs.800?
A principal becomes ₹19,683 in 3 years at 8 percent per annum compound interest, compounding annually. What is the principal?
The profit earned by selling an article for ₹900 is double the loss incurred when the same article is sold for ₹450. At what price should the article be sold to make 25% profit?
Anit can do a piece of work in 77 days. Ram can do the same work in 11 days. Ram and Anit start working together but Ram left the work 3 days before the completion of the work. Find
the approximate number of days in which the work is completed.
What is the total surface area of a hemisphere of diameter 7cm? Take $$\pi = \frac{22}{7}$$
