IIT JEE Practice Question and Answer
8Q: Find the Odd one out of the given series 6, 15, 35, 77, 165, 221 12184 05b5cc6d9e4d2b4197774e84d
5b5cc6d9e4d2b4197774e84d- 1221false
- 2165true
- 335false
- 477false
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Answer : 2. "165"
Explanation :
Answer: B) 165 Explanation: The terms of the series are products of two consecutive prime numbers i.e. (2 x 3), (3 x 5), (5 x 7), (7 x 11),..... So, 165 is wrong and must be replaced by (11 x 13) i.e. 143.
Q: Develop is to assess as train is to 11849 05b5cc6a0e4d2b4197774ca95
5b5cc6a0e4d2b4197774ca95- 1Changefalse
- 2Educatefalse
- 3Analyzetrue
- 4Recruitfalse
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Answer : 3. "Analyze"
Explanation :
Answer: C) Analyze Explanation: When you develop a product, you assess its performance for proper functioning. Similarly, when you train a person to do a job, you analyze his/her performance to understand how good he/she is at it. Hence, Develop : Assess :: Train : Analyze.
Q: One word substitute for 'a post without remuneration?' 11767 05b5cc6a2e4d2b4197774cb21
5b5cc6a2e4d2b4197774cb21- 1Voluntaryfalse
- 2Honorarytrue
- 3Involuntaryfalse
- 4Sinecurefalse
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Answer : 2. "Honorary"
Explanation :
Answer: B) Honorary Explanation: The One-word substitute for 'a post without remuneration' is Honorary.
Q: 4 men can repair a road in 7 hours. How many men are required to repair the road in 2 hours ? 11514 05b5cc718e4d2b4197774f4ef
5b5cc718e4d2b4197774f4ef- 117 menfalse
- 214 mentrue
- 313 menfalse
- 416 menfalse
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Answer : 2. "14 men"
Explanation :
Answer: B) 14 men Explanation: M x T / W = Constantwhere, M= Men (no. of men)T= Time takenW= Work loadSo, here we applyM1 x T1/ W1 = M2 x T2 / W2Given that, M1 = 4 men, T1 = 7 hours ; T2 = 2 hours, we have to find M2 =?Note that here, W1 = W2 = 1 road, ie. equal work load.Clearly, substituting in the above equation we get, M2 = 14 men.
Q: Tennis is to Sport as Chemistry is to 11175 05b5cc67ee4d2b4197774c23a
5b5cc67ee4d2b4197774c23a- 1Biologyfalse
- 2Physicsfalse
- 3Sciencetrue
- 4Subjectfalse
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Answer : 3. "Science"
Explanation :
Answer: C) Science Explanation: As Tennis is a kind of Sport, similarly, Chemistry is a kind of science. Hence, Tennis : Sport :: Chemistry : Science.
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: Which of the following is likely during vigorous exercise? 11102 05b5cc68be4d2b4197774c397
5b5cc68be4d2b4197774c397- 1Blood flow to the kidneys increases.false
- 2capillaries of the active muscles will be engorged with blood.true
- 3The skin will be cold and clammy.false
- 4Blood will be diverted to the digestive organs.false
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Answer : 2. "capillaries of the active muscles will be engorged with blood."
Explanation :
Answer: B) capillaries of the active muscles will be engorged with blood. Explanation: During vigorous exercise capillaries of the active muscles will be engorged with blood.
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 ' ? 10964 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