IIT JEE Practice Question and Answer
8Q: “Neither a borrower nor a lender be, for loan oft loses both itself and friend.” What is the meaning of the given phrase? 2149 05b5cc626e4d2b4197774b86e
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Answer :
Explanation :
It is said by Lord Polonius. It means do not lend or borrow money from a friend, because if you do so, you will lose both your friend and your money. If you lend, he will avoid paying back, and if you borrow you will fall out of your savings, as you turn into a spendthrift, and face humiliation.
Q: Find the odd term from the given series of numbers ? 125, 127, 130, 135, 142, 153, 165 ? 2148 05b5cc6dde4d2b4197774e9e7
5b5cc6dde4d2b4197774e9e7- 1153false
- 2165true
- 3142false
- 4127false
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Answer : 2. "165"
Explanation :
Answer: B) 165 Explanation: From the beginning, the next term comes by adding prime numbers in a sequence of 2, 3, 5, 7, 9, 11, 13... to its previous term. But 165 will not be in the series as it must be replaced by 166 since 153+13 = 166.
Q: A and B started a business investing the money in ratio 4:6, after 6 months B withdraw his investment and C joins him with twice the amount of B. At the end of the year total profit is Rs.3315. Find share of C ? 2147 05b5cc6c5e4d2b4197774ddd7
5b5cc6c5e4d2b4197774ddd7- 1Rs. 450false
- 2Rs. 1020false
- 3Rs. 765false
- 4Rs. 1530true
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Answer : 4. "Rs. 1530"
Explanation :
Answer: D) Rs. 1530 Explanation: Ratio of investments of A, B & C => Share of C = 1530 Share of B = 765 Share of A = 1020
Q: If the positions of the first and the fifth digits of the number 14278359 are interchanged, similarly the positions of the second and the sixth digits are interchanged and so on, then which of the following will be the second digit from the right end after the rearrangement ? 2147 05b5cc758e4d2b4197774fc14
5b5cc758e4d2b4197774fc14- 15false
- 22true
- 37false
- 44false
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Answer : 2. "2"
Explanation :
Answer: B) 2 Explanation: Given number is 14278359As given 1st and 5th digits, 2nd & 6th, 3rd & 7th and 4th & 8th digits are to to be interchanged.Therfore, the rearranged number is 83591427Then, the second digit from the right end is 2.
Q: A calorie is another term for carbohydrate. 2147 05b5cc60de4d2b4197774b5d3
5b5cc60de4d2b4197774b5d3- 1TRUEfalse
- 2FALSEtrue
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Answer : 2. "FALSE"
Explanation :
Answer: B) FALSE Explanation: The given statement that a calorie is another term for carbohydrate is False. Carbohydrates are one of the main types of nutrients, and are most important source of energy. Where as Calorie is a measurement of how much heat energy is generated by the body processing food. Your digestive system changes carbohydrates into glucose(blood sugar). Your body uses this sugar for energy.
Q: 7 years ago, the ratio of the ages of Anirudh to that of Bhavana, was 7:9. Chandhu is 12 years older than Anirudh and 12 years younger than Bhavana. What is Chandhu's present age? 2147 05b5cc6bbe4d2b4197774d849
5b5cc6bbe4d2b4197774d849- 191 yearsfalse
- 2115 yearsfalse
- 3103 yearstrue
- 4Can't be determinedfalse
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Answer : 3. "103 years"
Explanation :
Answer: C) 103 years Explanation: Let present Anirudh's age be 'A' and Bhavana's age be 'B' Given seven years, their ratio is 7:9 => A-7 : B-7 = 7 : 9 => 9A - 7B = 14 .......(1) And given, Chandhu is 12 years older than A nad 12 years younger than B => C = A + 12....(2) => B = C + 12 => B = A + 12 + 12 .....(From (2)) => B = A + 24 ....(3) Put (3) in (1) 9A - 7(A+24) = 14 9A - 7A - 168 = 14 2A = 182 => A = 91 years => C = A + 12 = 91 +12 = 103 years.
Q: On sport’s day, if 12 children were made to stand in each column, 98 columns could be formed. After a certain music being played the plan was that the children have to stand in concentric circles such that the innermost circle will have one student, the next circle will have two students, the third circle will have 3 students and so on. How many circles will be formed in this manner ? 2147 05b5cc71ee4d2b4197774f577
5b5cc71ee4d2b4197774f577- 144false
- 246false
- 348true
- 449false
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Answer : 3. "48"
Explanation :
Answer: C) 48 Explanation: No. of students will be 98 x 12 = 1176let us consider n circles then 1 + 2 + 3 + ....+ n = 1176n(n+1)/2 = 1176n = 48 circles.
Q: Country : President :: State : ? 2146 05b5cc69de4d2b4197774c8bc
5b5cc69de4d2b4197774c8bc- 1Governortrue
- 2Speakerfalse
- 3Prime Ministerfalse
- 4Chief Ministerfalse
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Answer : 1. "Governor"
Explanation :
Answer: A) Governor Explanation: The President is the highest officer in the country. Similarly, Governor is the highest officer of the state. Hence, Country : President :: State : Governor.