IIT JEE Practice Question and Answer
8Q: Multiplicative inverse of 0 1570 05b5cc651e4d2b4197774bce5
5b5cc651e4d2b4197774bce5- 10false
- 21false
- 3infinityfalse
- 4None of the abovetrue
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Answer : 4. "None of the above"
Explanation :
Answer: D) None of the above Explanation: In the real numbers, zero does not have a reciprocal because no real number multiplied by 0 produces 1 (the product of any number with zero is zero). Hence, 0 doesn't have any multiplicative inverse.
Q: Can you solve the Math Puzzle ? 1569 05b5cc6d2e4d2b4197774e429
5b5cc6d2e4d2b4197774e429- 112false
- 215true
- 317false
- 419false
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Answer : 2. "15"
Explanation :
Answer: B) 15 Explanation: The puzzle's logic is 1st figure : (9-7) + (8-5) = 2 + 3 = 5 2nd figure : (15-6) + (11-2) = 9 + 9 = 18 similarly, 3rd figure : (9-6) + (17-5) = 3 + 12 = 15.
Q: Which of the following is not a Fundamental Right? 1569 05b5cc622e4d2b4197774b807
5b5cc622e4d2b4197774b807- 1Right To Freedom Of Speech And Expressionfalse
- 2Right To Employmenttrue
- 3Right To Equalityfalse
- 4Right To Educationfalse
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Answer : 2. "Right To Employment"
Explanation :
Answer: B) Right To Employment Explanation: Fundamental Rights are the basic rights of the common people and inalienable rights of the people who enjoy it under the charter of rights of Constitution of India. The six fundamental rights recognised by the Indian constitution are:: the right to equality, right to freedom, right against exploitation, right to freedom of religion, cultural and educational rights, right to constitutional remedies.
Q: Which online security campaign has been launched by Google India to safeguard internet users? 1569 05b5cc6aee4d2b4197774d17e
5b5cc6aee4d2b4197774d17e- 1#SecurityCheckKiyatrue
- 2#InternetSafetyKiyafalse
- 3#OnlineSecurityKiyafalse
- 4#SecureInternetKiyafalse
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Answer : 1. "#SecurityCheckKiya"
Explanation :
Answer: A) #SecurityCheckKiya Explanation: Google has launched new online security campaign #SecurityCheckKiya in India to promote security awareness among general public. The purpose of the campaign is to protect young and first-time web users from account hijacking, safeguard Android devices from malicious apps and secure all their personal data if they lose their device.
Q: Carbohydrates, lipids and proteins are classified as 1569 05b5cc62fe4d2b4197774b964
5b5cc62fe4d2b4197774b964- 1Macromoleculesfalse
- 2Biomoleculesfalse
- 3Macronutrientsfalse
- 4All the abovetrue
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Answer : 4. "All the above"
Explanation :
Answer: D) All the above Explanation: Carbohydrates, together with lipids, proteins and nucleic acids, are one of the four major classes of biologically essential organic molecules found in all living organisms. They not only provide energy for vital metabolic reactions but also supply the building materials for normal structure, growth and repair. Your body needs relatively large quantities of carbohydrates, fats and protein for optimal function, hence their classification as macronutrients.
Q: What is the currency of Singapore? 1569 05b5cc6bfe4d2b4197774da51
5b5cc6bfe4d2b4197774da51- 1Kronefalse
- 2Dollartrue
- 3Tengefalse
- 4Poundfalse
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Answer : 2. "Dollar"
Explanation :
Answer: B) Dollar Explanation:
Q: How many spaces are required between punctuation? 1568 05b5cc626e4d2b4197774b87c
5b5cc626e4d2b4197774b87c- 11true
- 22false
- 33false
- 40false
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Answer : 1. "1"
Explanation :
Answer: A) 1 Explanation: While using punctuations, only one space is used.
Q: Find the C.I. on Rs. 15,225 for 9 months at 16% per annum compounded quarterly ? 1568 05b5cc6dfe4d2b4197774eafd
5b5cc6dfe4d2b4197774eafd- 1Rs. 1911false
- 2Rs. 1909false
- 3Rs. 1901true
- 4Rs. 1907false
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Answer : 3. "Rs. 1901"
Explanation :
Answer: C) Rs. 1901 Explanation: P = Rs. 15225, n = 9 months = 3 quarters, R = 16% p.a. per quarter. Amount = 15225x1+41003 = (15225 x 26/25 x 26/25 x 26/25) = Rs. 17126.05 => C.I. = 17126 - 15625 = Rs. 1901.05.

