CAT Practice Question and Answer
8Q: Find out the wrong term in the following number series. 4, 16, 37, 58, 81. 2026 05b5cc6cae4d2b4197774e09a
5b5cc6cae4d2b4197774e09a- 116false
- 237false
- 381true
- 44false
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Answer : 3. "81"
Explanation :
Answer: C) 81 Explanation: The series follows the following pattern. 4 16 = 42 37 = 12+62 58 = 32+72 81 ≠52+82. Here every number is based on the digits of previous number. Hence, 81 is the wrong number in the given series.
Q: Tanks A and B are each in the shape of a right circular cylinder. The interior of tank A has a height of 10 meters and a circumference of 8 meters, and the interior of tank B has a height of 8 meters and a circumference of 10 meters. The capacity of tank A is what percent of the capacity of tank B ? 2025 05b5cc71ee4d2b4197774f568
5b5cc71ee4d2b4197774f568- 176%false
- 272%false
- 380%true
- 482%false
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Answer : 3. "80%"
Explanation :
Answer: C) 80% Explanation: circumference of A = 2πr = 8 => so r = 4πvolume = π×4π2×10 = 160πcircumference of B = 2πr = 10 => so r = 5πvolume = π×5π2×8 = 200πso ratio of capacities = 160/200 = 0.8 so capacity of A will be 80% of the capacity of B.
Q: What is Black, when Clean and White, when Dirty? 2025 05b5cc6afe4d2b4197774d254
5b5cc6afe4d2b4197774d254- 1Shoesfalse
- 2Carfalse
- 3Chalkboardtrue
- 4Nonefalse
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Answer : 3. "Chalkboard"
Explanation :
Answer: C) Chalkboard Explanation: It is Blackboard or Chalkboard which is Black when clean, and as you write on it with white chalk it becomes dirty in White color.
Q: Which Bank has opened 9 SmartUp Zones in Bengaluru, Karnataka? 2025 05b5cc6bfe4d2b4197774daa7
5b5cc6bfe4d2b4197774daa7- 1Axis Bankfalse
- 2SBI Bankfalse
- 3Karnataka Bankfalse
- 4HDFC Banktrue
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Answer : 4. "HDFC Bank"
Explanation :
Answer: D) HDFC Bank Explanation:
Q: How much time will take for an amount of Rs. 450 to yield Rs. 81 as interest at 4.5% per annum of simple interest ? 2025 05b5cc6e0e4d2b4197774eb8e
5b5cc6e0e4d2b4197774eb8e- 14 yearstrue
- 22.5 yearsfalse
- 33.5 yearsfalse
- 42 yearsfalse
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Answer : 1. "4 years"
Explanation :
Answer: A) 4 years Explanation: Time = (100 x 81) / (450 x 4.5) = 4 years.
Q: Which of the following is an Autotroph? 2024 05b5cc6b1e4d2b4197774d355
5b5cc6b1e4d2b4197774d355- 1Fishfalse
- 2Algaetrue
- 3Butterflyfalse
- 4Mushroomfalse
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Answer : 2. "Algae"
Explanation :
Answer: B) Algae Explanation: Here from the above options, Algae is an Autotroph. Autotrophs : An Autotroph is also called as Producer, is an organism that produces complex organic compounds from simple substances present in its surroundings, generally using energy from light or inorganic chemical reactions.
Q: Find the odd one in the given series ? 5-20-25, 10-40-50, 4-15-24, 25-100-125 2024 05b5cc6dde4d2b4197774e9ec
5b5cc6dde4d2b4197774e9ec- 14-15-24true
- 25-20-25false
- 310-40-50false
- 425-100-125false
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Answer : 1. "4-15-24"
Explanation :
Answer: A) 4-15-24 Explanation: In each term second two numbers are multiples of the first number. But in 4-15-24 15 is not multiple of 4.
Q: The book “The Other One Percent: Indians in America” has been authored by whom? 2024 05b5cc783e4d2b4197775020a
5b5cc783e4d2b4197775020a- 1Lionel Messifalse
- 2Balaji Vittalfalse
- 3Sanjoy Chakravortytrue
- 4Joe Harrisfalse
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Answer : 3. "Sanjoy Chakravorty"
Explanation :
Answer: C) Sanjoy Chakravorty Explanation: