CAT Practice Question and Answer
8Q: Two bike riders ride in opposite directions around a circular track, starting at the same time from the same point. Biker A rides at a speed of 16 kmph and biker B rides at a speed of 14 kmph. If the track has a diameter of 40 km, after how much time (in hours) will the two bikers meet? 11166 15b5cc77fe4d2b4197775016a
5b5cc77fe4d2b4197775016a- 16.52false
- 28.14false
- 34.18true
- 45.02false
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Answer : 3. "4.18"
Explanation :
Answer: C) 4.18 Explanation: Distance to be covered = πD = 40π km Relative speed of bikers = 16 + 14 = 30 kmph. Now, time=distancespeed = 40π30 = 4.18 hrs.
Q: In a cricket match, five batsmen P, Q, R, S and T scored an average of 36 runs. S Scored 5 more than T; T scored 8 fewer than P; Q scored as many as S and T combined; and Q and R scored 107 between them. How many runs did T score ? 11113 05b5cc71be4d2b4197774f549
5b5cc71be4d2b4197774f549- 120true
- 229false
- 328false
- 424false
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Answer : 1. "20"
Explanation :
Answer: A) 20 Explanation: Let the runs scored by P, Q, R, S and T be a, b, c, d and e From given data, a + b + c + d + e = 36 x 5 = 180b + c = 107Let a = xe = x-8d = x-3now 3x - 11 + 107 = 1803x = 84x = 28e's score = 28-8 = 20
Q: Delayed payload of some viruses is also called as _____ 11007 25b5cc6d4e4d2b4197774e587
5b5cc6d4e4d2b4197774e587- 1Bombtrue
- 2Late - Virusfalse
- 3Timefalse
- 4Anti-virusfalse
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Answer : 1. "Bomb"
Explanation :
Answer: A) Bomb Explanation:
Q: In a certain code language " given time simple plan " is written as ' @E4 &N4 %N5 #E6 ' " tired solution plant great " is written as ' #N8 @D5 %T5 &T5 ' " sick point good turn " is written as ' #K4 %D4 @N4 &T5 ' " garden sister phone team " is written as ' &E5 #R6 %N6 @M4 ' Which of the following code is for ' plan ' and ' translate ' ? 10959 05b5cc6d2e4d2b4197774e46c
5b5cc6d2e4d2b4197774e46c- 1@E8 and &N5false
- 2&N4 and @E9true
- 3@E1 and &N4false
- 4&N4 and @D7false
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Answer : 2. "&N4 and @E9"
Explanation :
Answer: B) &N4 and @E9 Explanation: plan is given in first step. Total count of letters is 4 and last letter is N and ‘p’ is coded as & so Final answer will be- &N4 We have to find 'translate' code. As we can see that this word is not given in any steps but as we know the idea of that so we can solve it. Step I: first we will count the letters of that word that is 9, then we put digit 9 at the right end. Step II: we will put the last letter of that word then it will like- E9 Step III: at the last step ‘t’ is coded for ‘@’(first letter of each word is coded by a specific symbol like here ‘t’ is coded for ‘@’. We can find the first coded symbol by looking at the other given words. Answer will be - @E9
Q: Which sentence describes a legislative referendum? 10958 05b5cc63de4d2b4197774bae9
5b5cc63de4d2b4197774bae9- 1Voters approve a measure that is nonbinding and can be ignored.false
- 2Voters approve or reject a proposal without the legislature.false
- 3Voters sign a petition to gather support for an issue.false
- 4A legislature passes a bill that must be approved by voters.true
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Answer : 4. "A legislature passes a bill that must be approved by voters."
Explanation :
Answer: D) A legislature passes a bill that must be approved by voters. Explanation:
Q: What is the right most integer of the expression 65776759 + 54697467 ? 10865 05b5cc731e4d2b4197774f81e
5b5cc731e4d2b4197774f81e- 14false
- 26false
- 39true
- 40false
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Answer : 3. "9"
Explanation :
Answer: C) 9 Explanation: Last digit for the power of 6 is 6 (always) Power cycle of 7 is 7, 9, 3, 1. Now 467/4 gives a remainder of 3 Then the last digit is 73 = 3 Last digit is 6 + 3 = 9.
Q: A and B began business with Rs.3000 and Rs.4000 after 8 months, A withdraws Rs.1000 and B advances Rs.1000 more. At the end of the year, their profits amounted to Rs.630 find the share of A ? 10706 05b5cc6e9e4d2b4197774edfc
5b5cc6e9e4d2b4197774edfc- 1Rs. 240true
- 2Rs. 75false
- 3Rs. 125false
- 4Rs. 354false
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Answer : 1. "Rs. 240"
Explanation :
Answer: A) Rs. 240 Explanation: The ratio of A & B investments = (3x8 + 2x4):(4x8 + 5x4) => 8:13 => 8/21 x 630 = 240.
Q: Find the wrong number in the given number series? 10, 21, 54, 109, 189 10598 05b5cc607e4d2b4197774b553
5b5cc607e4d2b4197774b553- 1189true
- 2109false
- 354false
- 421false
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Answer : 1. "189"
Explanation :
Answer: A) 189 Explanation: The given number series is 10, 21, 54, 109, 189 The series follows a pattern that 10 + 11 = 21 21 + 33 = 54 54 + 55 = 109 109 + 77 = 186 Hence the wrong number in the given number series is 189.