IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: GDPR means 1700 05b5cc670e4d2b4197774c020
5b5cc670e4d2b4197774c020- 1General Data Protection Regulationtrue
- 2Generic Data Per Randomfalse
- 3Generic Data Protection Regulationfalse
- 4Gross Data Protection Regulationfalse
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उत्तर : 1. "General Data Protection Regulation"
व्याख्या :
Answer: A) General Data Protection Regulation Explanation: GDPR stands for the General Data Protection Regulation. The GDPR is a piece of EU legislation passed by the European Parliament in 2016. It aims to make it simpler for people to control how companies use their personal details. Companies will not be allowed to collect and use personal information without the person's consent. Data includes things like a person's name, email address and phone number, and also internet browsing habits collected by website cookies.
प्र: A wholesale dealer allows a discount of 20 % on the marked price to the retailer. The retailer sells at 5% below the marked price. If the customer pays Rs.19 for an article, what profit is made by the retailer on it ? 1700 05b5cc72ce4d2b4197774f7ab
5b5cc72ce4d2b4197774f7ab- 1Rs. 4false
- 2Rs. 3true
- 3Rs. 5false
- 4Rs. 1false
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उत्तर : 2. "Rs. 3"
व्याख्या :
Answer: B) Rs. 3 Explanation: Let wholesaler dealers marked price = 100%, Retailer's C.P = 80% And the retailer sells at 5% less than the marked price => S.P = 95%If S.P of 95% of the retailer costs Rs.19 to customer,so its C.P of 80% will cost 80 x 19/95 = 16 Profit made by the retailer = 19-16 = Rs.3
प्र: Which of the following act was mentioned as a " Charter of Slavery " by Jawahar Lal Nehru ? 1700 05b5cc6d3e4d2b4197774e504
5b5cc6d3e4d2b4197774e504- 1Government of India Act, 1935true
- 2Vernacular Press Actfalse
- 3Government of India Act, 1919false
- 4Regulation Actfalse
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उत्तर : 1. "Government of India Act, 1935"
व्याख्या :
Answer: A) Government of India Act, 1935 Explanation: The safeguards and the special powers vested in the Governor General was something like a 'Charter of Slavery' as mentioned by Jawahar Lal Nehru. He compared it with a "machine with all brakes, no engine".
प्र: A flagstaff 17.5 m high casts a shadow of length 40.25 m. What will be the height of a building, which casts a shadow of length 28.75 m under similar conditions ? 1700 15b5cc6f4e4d2b4197774f013
5b5cc6f4e4d2b4197774f013- 114 cmfalse
- 213.5 cmfalse
- 312.5 cmtrue
- 411.4 cmfalse
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उत्तर : 3. "12.5 cm"
व्याख्या :
Answer: C) 12.5 cm Explanation: Let the required height of the building be x meter More shadow length, More height(direct proportion) Hence we can write as (shadow length) 40.25 : 28.75 :: 17.5 : x⇒ 40.25 × x = 28.75 × 17.5⇒ x = 28.75 × 17.5/40.25= 2875 × 175/40250= 2875 × 7/1610= 2875/230= 575/46= 12.5 cm
प्र: The shorter i am, the bigger i am. What am I? 1700 05b5cc68be4d2b4197774c379
5b5cc68be4d2b4197774c379- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
A Temper.
प्र: 92613 x 62742241 = ? + 89 Find the value of '?' 1700 05b5cc6bae4d2b4197774d7fd
5b5cc6bae4d2b4197774d7fd- 1166251false
- 2166259false
- 3166252true
- 4166253false
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उत्तर : 3. "166252"
व्याख्या :
Answer: C) 166252 Explanation: Given 92613 x 62742241 = ? + 89 Using unit digit method, On LHS, 1 x 1 x 1 = 1 sqrt of last digit 1 => it must end with either 9 or 1 so now 1 x 1 = 1 1 x 9 = 9 On RHS, ? + 89 => ? = ...1 - 89 = last digit is 11- 9 = 2 or => ? = ...9 - 89 = last digit is 9 - 9 = 0 Here in the options last digit 2 is option C.
प्र: Why is DNA called the blueprint of life? 1699 05b5cc69ce4d2b4197774c86c
5b5cc69ce4d2b4197774c86c- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
DNA is called the blueprint of life because it contains the instructions needed for an organism to grow, develop, survive and reproduce. DNA does this by controlling protein synthesis. Proteins do most of the work in cells, and are the basic unit of structure and function in the cells of organisms.
प्र: A drink vendor has 368 liters of Maaza, 80 liters of Pepsi and 144 liters of Sprite. He wants to pack them in cans, so that each can contains the same number of liters of a drink, and doesn't want to mix any two drinks in a can. What is the least number of cans required ? 1699 05b5cc6e1e4d2b4197774ebc5
5b5cc6e1e4d2b4197774ebc5- 147false
- 246false
- 337true
- 435false
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उत्तर : 3. "37"
व्याख्या :
Answer: C) 37 Explanation: The number of liters in each can = HCF of 80, 144 and 368 = 16 liters.Number of cans of Maaza = 368/16 = 23Number of cans of Pepsi = 80/16 = 5Number of cans of Sprite = 144/16 = 9The total number of cans required = 23 + 5 + 9 = 37 cans.

