ESE 2022 General Studies Test 2

Fresh grapes contain 90% water by weight while dried grapes contains 20% water by weight. What is the weight of dry grapes available from 20 kg of fresh grapes?

A cow and a calf cost Rs. 2000 and Rs, 1400 respectively. If the price of the cow and that of calf is increased by 20% and 30% respectively then the price of 1 dozen cows and 2 dozen calves is:

4/5 of the voters in Bellary promised to vote for person A and the rest promised to vote for person B. Of these voters, 10% of the voters who had promised to vote for person A, did not vote on election day, while 20% of the voters who had promised to vote for person B did not vote on election day. What is the total number of votes polled if person A got 216 votes?

Q.9 The cost price of 50 mangoes is equal to the selling price of 40 mangoes. The profit percentages is

Ashok and Mohan can do a piece of work in 12 days. Mohan and Binod together do it in 15 days. If Ashok is twice as good a workman as Binod. In how much time will Mohan alone can do the work?