HackerRank Percentages Quiz- 1

Samson’s salary is 36% that of Hardik’s and 54% that of Krunal. What percentage of Krunal’s salary is Hardik’s salary?

Time taken by a race car is increased by 30% and then reduced by 40% in consecutive laps . Find the overall change to the time

Virat Kholi made a profit of Rs 1.20 on Rs 200. Find the profit percentage made by Kholi

Warren Buffet spends 30% of his income on his kids' tuition fees, 15% on room rent, and half of the remaining on food and beverages. He spends some money on medicine. He saves Rs. 3250, which is 40% of the remaining amount after spending on the tuition fees, room rent, food and beverages.Find the amount spent on Medicine.

Elon Musk has written a scholarship exam which requires him to score 40% to be eligible for the scholarship. He could score only 142 marks and lost the scholarship by 26 marks. Find the maximum marks a candidate can score in the given scholarship exam

Amit and Modi want to be the school leader. So they both decided to enroll for the school election. Amit received 60% of the polled vote and Modi got 280 votes. Find the total number of polled votes

Ambani earns his living by selling milk. He sells 40L of milk everyday, which contains 20% of water.  Due to inflation, his living expenses increased. But he could not increase the quantity of milk he sold. So he decided to add 8 more liters of water to the milk he is selling. What is the percentage of milk in the new mixture?

25% of Sachini’s salary is the same as 70% of Virat’s salary. Then 30% of Virat’s salary will be same as ___

Usain Bolt has two children. A boy and a girl. 15% of the age of the  boy is equal to 21% of the age of  the girl. So, 24% of the age of boy will be what percent of the age of the girl?

Development of new technology increased the production of wheat in India. As a result, the price of wheat reduced by 15% in the last year. By what percentage will the consumption of wheat in Indian families increase such that their expenditure on wheat remains the same?