Practise UPSC MCQs with explanations

Based on the above passage, the following assumptions have been made: 1. Improving the food distribution mechanism can significantly reduce food loss and wastage. 2. Reducing food wastage is a shared responsibility of individuals and policymakers. Which of the assumptions given above is/are valid?

Which of the following statements best reflects the most logical and rational inferences that can be made from the passage?

A certain number of men can complete a piece of work in 6k days, where k is a natural number. By what percent should the number of men be increased so that the work can be completed in 5k days?

In the expression 5 * 4 + 3 * 2 * 1, * is chosen from +, -, x each at most two times. What is the smallest non-negative value of the expression?

What is the least possible number of cuts required to cut a cube into 64 identical pieces?

Based on the above passage, the following assumptions have been made: 1. Fiscal policies of governments are solely responsible for higher prices. 2. Higher prices do not affect the long-term government bonds. Which of the assumptions given above is/are valid?

Which of the following statements best reflects/reflect the most logical and rational inference/inferences that can be made from the passage?

421 and 427, when divided by the same number, leave the same remainder 1. How many numbers can be used as the divisor in order to get the same remainder 1?

Which of the following statements best reflects the most logical and rational inference that can be made from the above passage?

On January 1st, 2023, a person saved ₹1. On January 2nd, 2023, he saved ₹2 more than the previous day, and so on. At the end of which date was his total savings a perfect square as well as a perfect cube?

How many consecutive zeros are there at the end of the integer obtained in the product 1² x 2⁴ x 3⁶ x 4⁸ x ....x 25⁵⁰?

X, Y, and Z can complete a piece of work individually in 6 hours, 8 hours, and 8 hours respectively. However, only one person at a time can work in each hour, and nobody can work for two consecutive hours. All are engaged to finish the work. What is the minimum amount of time that they will take to finish the work?

Which one of the following statements best reflects the central idea conveyed by the passage?

Based on the above passage, the following assumptions have been made: 1. For effective school education, parents have a greater role than the government. 2. School curriculum that conforms to today’s requirements and is uniform for the entire country may address the issues brought out. Which of the assumptions given above is/are valid?

Consider the following statements in respect of the sum S = x + y + z, where x, y and z are distinct prime numbers each less than 10: 1. The unit digit of S can be 0. 2. The unit digit of S can be 9. 3. The unit digit of S can be 5. Which of the statements given above are correct?

A can contains 399 litres of petrol and a can Y contains 532 litres of diesel. They are to be bottled in bottles of equal size so that the whole petrol and diesel would be separately bottled. The bottle capacity in terms of litres is an integer. How many different bottle sizes are possible?

P’s salary is 20% lower than Q’s salary which is 20% lower than R’s salary. By how much percent is R’s salary more than P’s salary?

Two persons P and Q enter into a business. P puts ₹14,000 more than Q, but P has invested for 8 months and Q has invested for 10 months. If P's share is ₹600 more than Q's share out of the total profit of ₹2,000, what is the capital contributed by P?

A_BCD_BBCDABC_DABC_D Consider the sequence that follows a certain pattern. Which one of the following completes the sequence?

Which one of the following statements best reflects the thinking of the author about the science?