IIT JEE Practice Question and Answer
8Q: A train sets off at 3 p.m. at the speed of 70 kmph. Another train starts at 4:30 p.m. in the same direction at the rate of 85 kmph. At what time the trains will meet ? 2470 05b5cc6e7e4d2b4197774ed79
5b5cc6e7e4d2b4197774ed79- 110:10 pmfalse
- 29:50 pmfalse
- 311:30 pmtrue
- 410:30 pmfalse
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Answer : 3. "11:30 pm"
Explanation :
Answer: C) 11:30 pm Explanation: Distance = 70 x 1 ½ = 105 km Relative Speed = 85 – 70 = 15 Time = 105/15 = 7 hrs 4:30 + 7 hrs = 11.30 p.m.
Q: 25% of 25% Is Equal To 2469 05b5cc6bae4d2b4197774d78a
5b5cc6bae4d2b4197774d78a- 10.0625true
- 20.0210false
- 30.03145false
- 40.3210false
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Answer : 1. "0.0625"
Explanation :
Answer: A) 0.0625 Explanation: 25% of 25% means 25/100 of 25/100 i.e, 1/4 of 1/4 or in other words 1/4 x 1/4=1/16 Hence, the answer is 1/16 = 0.0625.
Q: Points that lie on the same line are called 2468 05b5cc690e4d2b4197774c445
5b5cc690e4d2b4197774c445- 1Congruentfalse
- 2Coplanar pointsfalse
- 3Collinear pointstrue
- 4Nonefalse
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Answer : 3. "Collinear points"
Explanation :
Answer: C) Collinear points Explanation: Points that lie on the same line are called Collinear points. And that points lie on the same plane are called Coplanar points.
Q: A remedy for all diseases 2467 05b5cc6a4e4d2b4197774cca0
5b5cc6a4e4d2b4197774cca0- 1Antisepticfalse
- 2Lyricfalse
- 3Narcoticsfalse
- 4Panaceatrue
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Answer : 4. "Panacea"
Explanation :
Answer: D) Panacea Explanation: Panacea, also known as panchrest, is a medicine supposed remedy that is claimed to cure all diseases and prolong life indefinitely. It is named after the Greek goddess of universal remedy Panakeia.
Q: 12 year old Manish is three times as old as his brother Rajeev. How old will Manish be when he is twice as old as Rajeev ? 2465 05b5cc720e4d2b4197774f5f4
5b5cc720e4d2b4197774f5f4- 112 yrsfalse
- 214 yrsfalse
- 316 yrstrue
- 418 yrsfalse
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Answer : 3. "16 yrs"
Explanation :
Answer: C) 16 yrs Explanation: 12 year old Manish is three times as old as his brother Rajeev who must be 4 years old.Diff in ages = 8 years.when Rajeev will become 8 years old, Manish will be 16 yrs old and he will be twice as old as Rajeev.
Q: What was part of the agenda of southern democrats? 2464 05b5cc67be4d2b4197774c1f5
5b5cc67be4d2b4197774c1f5- 1Using fear for political gainfalse
- 2Cutting taxes for landownersfalse
- 3Using violence for political gainfalse
- 4All the abovetrue
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Answer : 4. "All the above"
Explanation :
Answer: D) All the above Explanation: Southern Democrats are members of the U.S. Democratic Party who reside in the South. All the above given were the part of agenda of southern democrats. Using fear and violence for political gain is the part of the agenda of southern democrats most directly affected African American.
Q: What building has the most stories? 2464 05b5cc64ae4d2b4197774bbf6
5b5cc64ae4d2b4197774bbf6- Show AnswerHide Answer
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Answer :
Explanation :
A Libraury. It has more number of story books in it to read.
Q: 5% of a number is 25% more than another number. The difference between the numbers is 96. Then find the value of the numbers? 2462 05b5cc6bbe4d2b4197774d80c
5b5cc6bbe4d2b4197774d80c- 1102 & 6false
- 299 & 3false
- 3104 & 8false
- 4100 & 4true
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Answer : 4. "100 & 4"
Explanation :
Answer: D) 100 & 4 Explanation: Let the first number be x and the second number be y. Given 5% of x = (25% of y) + y => 5x/100 = 5y/4 => x = 25y ......(1) and also given that, x - y = 96 => x = 96 + y .....(2) From (1)&(2) 25y = 96 + y => 24y = 96 => y = 4 From (1) x = 96 + 4 = 100 Hence, the numbers are 100 & 4.

