IIT JEE Practice Question and Answer
8Q: Two Fathers and Two Sons walk into a ice cream parlour. They each buy something for Rs. 50 but they only spent Rs. 150. How is that possible? 2396 05b5cc6b3e4d2b4197774d413
5b5cc6b3e4d2b4197774d413- Show AnswerHide Answer
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Answer :
Explanation :
One grandfather, One father and One son makes two fathers and two sons.
Q: Which sentence is written correctly? 1718 05b5cc6b3e4d2b4197774d403
5b5cc6b3e4d2b4197774d403- 1They never watch no movie during the working days, but in holidays they watch one movie.false
- 2They never watch none movie during the working days, but in holidays they watch one movie.false
- 3They don't never watch any movie during the working days, but in holidays they watch one movie.false
- 4They watch no movie during the working days, but in holidays they watch one movie.true
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Answer : 4. "They watch no movie during the working days, but in holidays they watch one movie."
Explanation :
Answer: D) They watch no movie during the working days, but in holidays they watch one movie. Explanation: They watch no movie during the working days, but in holidays they watch one movie. is correctly written among the given options.
Q: Buoyancy depends on 1620 05b5cc6b3e4d2b4197774d3f8
5b5cc6b3e4d2b4197774d3f8- 1the mass of the liquid displacedtrue
- 2the mass of the bodyfalse
- 3the depth to which the body is immersedfalse
- 4the shaped of the bodyfalse
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Answer : 1. "the mass of the liquid displaced"
Explanation :
Answer: A) the mass of the liquid displaced Explanation: Buoyancy or Upthrust, is an upward force exerted by a fluid that opposes the weight of an immersed object. In a column of fluid, pressure increases with depth as a result of the weight of the overlying fluid.
Q: The missing number in the Series 114, 131, 165, 216, ?, 369 2025 05b5cc6b3e4d2b4197774d3fd
5b5cc6b3e4d2b4197774d3fd- 1314false
- 2304false
- 3294false
- 4284true
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Answer : 4. "284"
Explanation :
Answer: D) 284 Explanation: 114 131 165 216 ? 369 +17 +34 +51 +68 +85 => The missing number in the given Number series = 216 + 68 = 284.
Q: What is a word made up of 4 letters, yet is also made up of 3. Everything is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5. 1693 05b5cc6b3e4d2b4197774d3f2
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Answer :
Explanation :
The Riddle itself has the Answers. What is a 4 letter word Yet is written in 3 letters Everything is written with 9 letters Then with 4 letters Rarely has 6 letters Never is written in 5 letters.
Q: Arun’s weight is 140% of Akhil’s weight. Nani’s weight is 90% of Shreyon’s weight. Shreyon’s weight is twice as much as Akhil’s. What percentage of Arun’s weight is Nani’s weight? 1503 05b5cc6b3e4d2b4197774d3f3
5b5cc6b3e4d2b4197774d3f3- 176%false
- 277%false
- 378%true
- 479%false
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Answer : 3. "78%"
Explanation :
Answer: C) 78% Explanation: Let Akhil's weight = p kg => Shreyon's weight = 2p kg Nani's weight = 0.9 x 2p = 1.8p kg => Arun's weight = 1.4p kg Required percentage = 1.4p1.8p x 100 = 77.8% ~= 78%
Q: Which of the following is not a function of proteins? 1391 05b5cc6b3e4d2b4197774d3e8
5b5cc6b3e4d2b4197774d3e8- 1Build tissues such as bone and musclefalse
- 2Help to fight diseasefalse
- 3Nail formationfalse
- 4Store and transmit Hereditytrue
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Answer : 4. "Store and transmit Heredity"
Explanation :
Answer: D) Store and transmit Heredity Explanation: Protiens can help fight specific diseases, always there to regulate cell processes and build muscle/tissues. Structural proteins also known as Fibrous proteins, are necessary components of your body. They include collagen, keratin and elastin. Collagen forms the connective framework of your muscles, bones, tendons, skin and cartilage. Keratin is the main structural component in hair, nails, teeth and skin. Nucleic acids store and transmit heredity.
Q: Express 0.875 and 0.375 as a Fraction. 1476 05b5cc6b3e4d2b4197774d3ed
5b5cc6b3e4d2b4197774d3ed- 13/11 & 7/11false
- 27/9 & 9/13false
- 37/8 & 3/8true
- 47/9 & 9/11false
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Answer : 3. "7/8 & 3/8"
Explanation :
Answer: C) 7/8 & 3/8 Explanation: Given 0.875 and 0.375 0.875 :: After decimal point there are 3 digits 875 Now, mutiply and divide 0.875 with 1000 0.875 x 10001000 = 8751000 Now, this can be reduced to fraction 78Therefore, 0.875 as fraction = 78 Similarly, 0.375 :: After decimal point there are 3 digits 375 Now, mutiply and divide 0.375 with 1000 0.375 x 10001000 = 3751000Now, this can be reduced to fraction 38Therefore, 0.375 as fraction = 38