CAT Practice Question and Answer
8Q: 2 is to 55 as 6 is to 5829 05b5cc66de4d2b4197774bfe4
5b5cc66de4d2b4197774bfe4- 199true
- 244false
- 39false
- 433false
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Answer : 1. "99"
Explanation :
Answer: A) 99 Explanation: Given 2 is to 55 2 + 3 = 5 5 x 11 = 55 Similarly, 6 6 + 3 = 9 9 x 11 = 99 Hence, 2 is to 55 as 6 is to 99.
Q: Convent : Cloister :: Eyrie : ? 5827 05b5cc694e4d2b4197774c489
5b5cc694e4d2b4197774c489- 1Showfalse
- 2Openfalse
- 3Hidefalse
- 4Nesttrue
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Answer : 4. "Nest"
Explanation :
Answer: D) Nest Explanation: Here the first two words are synonyms. Similarly, Eyrie means a large nest. So, the synonym of Eyrie is nest. Hence, Convent : Cloister :: Eyrie : Nest.
Q: Find the odd number out of the following number series? 2 4 8 11.5 18.25 28.375 5822 05b5cc68be4d2b4197774c380
5b5cc68be4d2b4197774c380- 118.25false
- 228.375false
- 311.5false
- 48true
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Answer : 4. "8"
Explanation :
Answer: D) 8 Explanation: Given number series follows a pattern that, 2 2 x 1.5 + 1 = 4 4 x 1.5 + 1 = 7 (not equal to 8) 7 x 1.5 + 1 = 11.5 11.5 x 1.5 + 1 = 18.25 18.25 x 1.5 + 1 = 28.375 Hence, the odd number in the given number series is 8.
Q: What is the number of digits in 333? Given that log3 = 0.47712? 5818 05b5cc7d0e4d2b41977751209
5b5cc7d0e4d2b41977751209- 112false
- 213true
- 314false
- 415false
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Answer : 2. "13"
Explanation :
Answer: B) 13 Explanation: Let Let x=333 = 333 Then, logx = 33 log3 = 27 x 0.47712 = 12.88224 Since the characteristic in the resultant value of log x is 12 ∴The number of digits in x is (12 + 1) = 13 Hence the required number of digits in 333is 13.
Q: A sum of Rs. 427 is to be divided among A, B and C in such a way that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal. The share of C is ? 5811 05b5cc72ce4d2b4197774f792
5b5cc72ce4d2b4197774f792- 164false
- 276false
- 384true
- 498false
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Answer : 3. "84"
Explanation :
Answer: C) 84 Explanation: Given total sum = Rs. 427And given that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal.=> 3A = 4B = 7CBut given=> A + B + C = 427Now express A and B in terms of C i.e=> (7C/3) + (7C/4) + C = 427=> C = 84
Q: A group of 10 representatives is to be selected out of 12 seniors and 10 juniors. In how many different ways can the group be selected if it should have at least one senior ? 5796 05b5cc6eee4d2b4197774eed7
5b5cc6eee4d2b4197774eed7- 1²²C₁₀ + 1false
- 2²²C₉ + ¹⁰C₁false
- 3²²C₁₀false
- 4²²C₁₀ - 1true
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Answer : 4. "²²C₁₀ - 1"
Explanation :
Answer: D) ²²C₁₀ - 1 Explanation: The total number of ways of forming the group of ten representatives is ²²C₁₀. The total number of ways of forming the group that consists of no seniors is ¹⁰C₁₀ = 1 way The required number of ways = ²²C₁₀ - 1
Q: If today is Saturday, what will be the day 350 days from now ? 5777 05b5cc6dbe4d2b4197774e8eb
5b5cc6dbe4d2b4197774e8eb- 1Saturdaytrue
- 2Fridayfalse
- 3Sundayfalse
- 4Mondayfalse
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Answer : 1. "Saturday"
Explanation :
Answer: A) Saturday Explanation: 350 days, 350/7 = 50, no odd days, so it will be a Saturday.
Q: Which is the gas used for making vegetables and vanaspathi from vegetable oils? 5759 05b5cc6b1e4d2b4197774d346
5b5cc6b1e4d2b4197774d346- 1Hydrogentrue
- 2Nitrogenfalse
- 3Argonfalse
- 4Heliumfalse
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Answer : 1. "Hydrogen"
Explanation :
Answer: A) Hydrogen Explanation: Hydrogen gas is used for making vegetables and vanaspathi from vegetable oils. As it is colourless, odourless, tasteless, flammable gaseous substance, it is added to oils to make them more solid or spreadable. The use of hydrogenation helps to prolong the shelf life of the food and maintain flavour stability.

