In an exam, 3 marks are scored on the correct solution, but 2 marks are deducted on the wrong solution. If a student scores 75 questions and gets 75 marks, the correct answer is the number of questions.

If A is equal to 20% of B and B is equal to 25% of C; then what percent of C is equal to A?

The population of a city in the year 2020 was 2,00,000. The rate of growth of population is 8% per annum. Find the population of that city in the year 2022.

What is the difference between 0.6 and 0.6%?

A reduction of 20% in the price of rice enables a man to buy 5 kg more for Rs.100. The price of the rice before reduction was-

Two numbers are more than the third number by 20 % and 50 % respectively. Find the first number is what percent of the second number? 

Last financial year, a car company sold 41,800 cars. The target is to sell 51,300 cars this year. What percentage would sales have to increase?

If a number x is 10% less than another number y and y is 10% more than 125, then x is equal to-