IIT JEE Practice Question and Answer
8Q: The capacity of a water heater is measured in 1562 05b5cc69de4d2b4197774c888
5b5cc69de4d2b4197774c888- 1Gallonsfalse
- 2Litersfalse
- 3Metersfalse
- 4Both A & Btrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Both A & B"
Explanation :
Answer: D) Both A & B Explanation: The capacity of a water heater is measured in Gallons or Liters. In the USA, it is measured in Gallons and in India, we measure it in Liters. Hence, if the capacity of the water heater is 15 gallons or 15 liters, then it says that it can hold 15 gallons or 15 liters of water.
Q: Manish completes a work in 20 days. After 8 days Sriram joined the work. In how many days will the work be completed ? Statements : I. Sriram takes twice the time than Manish to complete the work.II. Sriram completes half the work in 15 days. 1562 05b5cc6c6e4d2b4197774de22
5b5cc6c6e4d2b4197774de22- 1Statement I alone is sufficient to answer the questionfalse
- 2Statement II alone is sufficient to answer the questionfalse
- 3Either the statements I & II is sufficient to answer the questiontrue
- 4Neither the statements I & II is sufficient to answer the questionfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Either the statements I & II is sufficient to answer the question"
Explanation :
Answer: C) Either the statements I & II is sufficient to answer the question Explanation: From statement I, Time taken by Sriram to complete the work = 40 days From statement II, Time taken by Sriram to complete the wok = 30 days So from both either by statement I or statement II we can find the time to complete the work.
Q: The breadth of a rectangular field is 75% of its length. If perimeter of the field is 1050 m, what will be th area of field ? 1562 05b5cc6c8e4d2b4197774df0a
5b5cc6c8e4d2b4197774df0a- 165700 sq.mfalse
- 254500 sq.mfalse
- 378700 sq.mfalse
- 467500 sq.mtrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "67500 sq.m"
Explanation :
Answer: D) 67500 sq.m Explanation: Let the length be 'l' and breadth be 'b'. b = l × 3/4__________(a) 2(l+b) = 1050 l+b = 525___________(b) From equations (a) and (b), l = 300m, b = 225 m Area = l × b = 300 × 225 = 67500 sq.m.
Q: In how many different ways can the letters of the word 'POVERTY' be arranged ? 1562 05b5cc6b4e4d2b4197774d4bb
5b5cc6b4e4d2b4197774d4bb- 12520false
- 25040true
- 31260false
- 4Nonefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "5040"
Explanation :
Answer: B) 5040 Explanation: The 7 letters word 'POVERTY' be arranged in 7P7 ways = 7! = 5040 ways.
Q: Currency exchange rates are based on 1561 05b5cc62ce4d2b4197774b8f7
5b5cc62ce4d2b4197774b8f7- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer :
Explanation :
The amount of money you’ll get for a given amount of your country’s currency is based on internationally determined exchange rates. Exchange rates can be either fixed or floating. Fixed exchange rates use a standard, such as gold or another precious metal, and each unit of currency corresponds to a fixed quantity of that standard that should (theoretically) exist.
Q: Instrument used to measure oxygen? 1561 05b5cc655e4d2b4197774bd85
5b5cc655e4d2b4197774bd85- 1Aminometerfalse
- 2Respirometertrue
- 3Thaleometerfalse
- 4Galiometerfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Respirometer"
Explanation :
Answer: B) Respirometer Explanation: A respirometer is a device used to measure the rate of respiration of a living organism by measuring its rate of exchange of oxygen and/or carbon dioxide.
Q: Crack the Relation Logical Puzzle ? 1560 05b5cc6cee4d2b4197774e29d
5b5cc6cee4d2b4197774e29d- 1Sonfalse
- 2Himselffalse
- 3Fathertrue
- 4Unclefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Father"
Explanation :
Answer: C) Father Explanation: Man's Father is Madhu's Father's Son => Madhu itself. So the Man in the photograph is Madhu's son.
Q: Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. In which part of the sentence there is an error ? 1560 05b5cc6e9e4d2b4197774ee37
5b5cc6e9e4d2b4197774ee37- 1He isfalse
- 2Not agreeingfalse
- 3To me.true
- 4No errorfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "To me."
Explanation :
Answer: C) To me. Explanation: Replace 'to' by 'with'.

