Q. The total cost of 4 oranges, 6 mangoes and 8 apples is equal to twice the total cost of 1 orange, 2 mangoes and 5 apples. Consider the following statements:1. The total cost of 3 oranges, 5 mangoes and 9 apples is equal to the total cost of 4 oranges, 6 mangoes and 8 […]
Q. Three numbers x, y, z are selected from the set of the first seven natural numbers such that x > 2y > 3z. How many such distinct triplets (x, y, z) are possible? a) One tripletb) Two tripletsc) Three tripletsd) Four triplets Correct answer: d) Four triplets Question from UPSC Prelims 2024 CSAT Paper
Q. If the sum of the two-digit numbers AB and CD is the three-digit number 1CE, where the letters A, B, C, D, E denote distinct digits, then what is the value of A? a) 9b) 8c) 7d) Cannot be determined due to insufficient dataCorrect answer: a) 9 Question from UPSC Prelims 2024 CSAT Paper
Q. A person buys three articles P, Q and R for ₹ 3,330. If P costs 25% more than R and R costs 20% more than Q, then what is the cost of P? a) ₹ 1,000b) ₹ 1,200c) ₹ 1,250d) ₹ 1,350Correct answer: d) ₹ 1,350 Question from UPSC Prelims 2024 CSAT Paper Explanation:
Q. What is the sum of the first 28 terms in the following sequence? 1, 1, 2, 1, 3, 2, 1, 4, 3, 2, 1, 5, 4, 3, 2, ..a) 83b) 84c) 85d) 86Correct answer: b) 84 Question from UPSC Prelims 2024 CSAT Paper Explanation: Sum of first 28 terms Let’s approach this step-by-step: 1)
Q. What is the sum of the first 28 terms in the following sequence? Read More »
Q. What is the number of fives used in numbering a 260-page book? a) 55b) 56c) 57d) 60Correct answer: b) 56 Question from UPSC Prelims 2024 CSAT Paper Explanation: Number of fives in 260-page book To count the fives in a 260-page book: 1. Last digit (ones place):– Appears every 10 pages: 5, 15, 25,
Q. What is the number of fives used in numbering a 260-page book? Read More »
Q. What is the angle between the minute hand and hour hand when the clock shows 4:25 hours? a) 12.5b) 15c) 17.5d) 20Correct answer: c) 17.5 Question from UPSC Prelims 2024 CSAT Paper Explanation: Angle between the minute hand and hour hand at 4:25 hours Let’s approach this step-by-step: 1) First, let’s calculate how many
Q. Let p, q, r and s be distinct positive integers. Let p, q be odd and r, s be even. Consider the following statements: 1. (p – r) (qs) is even.2. (q – s) q s is even.3. (q + r)² (p + s) is odd. Which of the statements given above are correct?a)
Q. The calendar for the year 2025 is same for a) 2029b) 2030c) 2031d) 2033Correct answer: c) 2031 Question from UPSC Prelims 2024 CSAT Paper Explanation: Calendar Year 2025 1. First, let’s understand what “odd days” means:– In a non-leap year, there are 365 days, which is 52 weeks + 1 day– This extra 1
Q. The calendar for the year 2025 is same for Read More »
Q. How many times the hour hand and the minute hand coincide in a clock between 10:00 a.m. and 2:00 p.m. (same day)? a) 3 timesb) 4 timesc) 5 timesd) 6 timesCorrect answer: a) 3 times Question from UPSC Prelims 2024 CSAT Paper Explanation: Clock Hands Coincidence between 10:00 a.m. and 2:00 p.m. Step 1:
