IIT JEE Practice Question and Answer
8Q: The market price of an article was 40% more than its cost price. Rana was going to sell it at market price to a customer, but he showed Rana some defects in the article, due to which Rana gave him a discount of 28.57%. Next day he came again and showed Rana some more defects, hence he gave him another discount that was equal to 12.5% of the cost price. What was the approximate profit/loss to Rana ? 4839 05b5cc75ce4d2b4197774fc8e
5b5cc75ce4d2b4197774fc8e- 1Loss of 12.5%true
- 2Profit of 12.5%false
- 3Loss of 24.5%false
- 4Profit of 22.5%false
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Answer : 1. "Loss of 12.5%"
Explanation :
Answer: A) Loss of 12.5% Explanation: Let the cost price be Rs. 100Then, market price is Rs. 140Now, the first discount is of 28.57% Rs.140 =~ Rs. 40Hence, its selling price = 140 - 40 = Rs. 100Now since Rana is selling at cost price, any further discount will be equal to loss percentage. The next dicount of 12.5% will be the loss percentage to Rana.
Q: Statement: A large number of students who have passed their XII Std. terminal examination in the country could not get admission to colleges as the number of seats available are grossly inadequate.Courses of action:a. The evaluation system of XII Std. terminal examination should be made more tough so that fewer students pass the examination.b. The Government should encourage the private sector to open new colleges by providing them land at cheaper rate.c. The rich people should be asked to send their wards to foreign countries for higher studies enabling the needy students to get admission in colleges within the country. 1330 05b5cc75ce4d2b4197774fc7f
5b5cc75ce4d2b4197774fc7f- 1only a and b followsfalse
- 2Only c followsfalse
- 3Only b followstrue
- 4All a, b & c followsfalse
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Answer : 3. "Only b follows"
Explanation :
Answer: C) Only b follows Explanation: Clearly, reducing the number of aspirants for admission to colleges or sending the students of well-to-do families to foreign countries for higher studies, is no proper solution. So, both I and III do not follow. The right solution is to increase the number of colleges so as t accommodate the increasing number of admission-seekers. So, only II follows.
Q: John sells his laptop to Mark at a loss of 20% who subsequently sells it to Kevin at a profit of 25%. Kevin after finding some defect in the laptop, returns it to Mark but could recover only Rs.4.50 for every Rs. 5 he had paid. Find the amount of Kevin’s loss if John had paid Rs. 1,75,000 for the laptop ? 3417 05b5cc75ce4d2b4197774fc84
5b5cc75ce4d2b4197774fc84- 1Rs.16,500false
- 2Rs.17,500true
- 3Rs.14,200false
- 4Rs.15,520false
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Answer : 2. "Rs.17,500"
Explanation :
Answer: B) Rs.17,500 Explanation: Let’s assume John bought the laptop for Rs. 100He then sells it to Mark at a loss of 20% => Rs. 80,Who consequently sells it to Kevin at a profit of 25% => Rs. 100Then, Kevin sells it back to Mark for Rs. 90 (Rs.4.50 for every Rs. 5 that he had paid initially), so he suffers a loss of Rs. 10Therefore, for Rs. 100 there is a loss of Rs. 10,Then for Rs. 1,75,000 there will be a loss of Rs. 17,500.
Q: Which one of the following launched world's longest scheduled flight ? 1532 05b5cc75ce4d2b4197774fc7a
5b5cc75ce4d2b4197774fc7a- 1Qatar Airwaystrue
- 2British Airwaysfalse
- 3Jet Bluefalse
- 4Air Indiafalse
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Answer : 1. "Qatar Airways"
Explanation :
Answer: A) Qatar Airways Explanation: The Qatar Airways has launched the World’s longest scheduled commercial service to ply between Doha to Auckland. The inaugural service of Flight QR920 took off on February 5, 2017 from Doha and will take 16 hours and 20 minutes to travel 14,535 kilometers to reach Auckland in New Zealand.This makes Qatar Airways to launch the World’s fastest and longest passenger service in terms of flying time. Prior to this, emirates launched the world’s longest non-stop scheduled commercial flight with a service from Dubai to Auckland, spanning 14,200 kilometres.
Q: Which startup acquired Google's satellite imaging business in 2017 ? 1185 05b5cc75ce4d2b4197774fc75
5b5cc75ce4d2b4197774fc75- 1NovaWurksfalse
- 2PlanetiQfalse
- 3Planet Labstrue
- 4UrtheCastfalse
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Answer : 3. "Planet Labs"
Explanation :
Answer: C) Planet Labs Explanation: American startup Planet Labs, that launches small satellites into orbit and sells the imagery, has announced its acquisition of Google's 'Terra Bella' satellite business. As part of the agreement, 60 Google employees will join the startup founded by ex-NASA scientists. Terra Bella, was acquired by Google in 2014 for $500 million and that time it was known as Skybox Imaging.
Q: Who has been elected as Chairman and CEO of KPMG India in 2017 ? 1458 05b5cc75ce4d2b4197774fc70
5b5cc75ce4d2b4197774fc70- 1Richard Rekhyfalse
- 2John Veihmeyerfalse
- 3Subir Moitrafalse
- 4Arun M Kumartrue
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Answer : 4. "Arun M Kumar"
Explanation :
Answer: D) Arun M Kumar Explanation: KPMG in India announced the election of Arun M. Kumar as Chairman and Chief Executive Officer of the firm for a five-year term, on February 5, 2017.Arun Kumar succeeds Richard Rekhy, who led the firm as CEO for over four years. Arun Kumar was elected by the KPMG India Board and ratified by the India Partners. The firm executed a well-defined governance process for the selection of the CEO that aligns with the objective of building on its success as well as attracting the best talent available for this role. Arun Kumar brings a wealth of international leadership experience to KPMG India, including his tenure in public service in the United States for the last three years as Assistant Secretary of Commerce for Global Markets and Director General of US and Foreign Commercial Service in the Obama Administration.
Q: Paw : Cat :: Hoof : ? 2557 05b5cc75ce4d2b4197774fc66
5b5cc75ce4d2b4197774fc66- 1Donkeyfalse
- 2Lionfalse
- 3Elephantfalse
- 4Horsetrue
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Answer : 4. "Horse"
Explanation :
Answer: D) Horse Explanation: The cat's foot is called a paw. The horse's foot is called a hoof.
Q: Frugal : Parsimonious :: ? 4144 05b5cc75ce4d2b4197774fc6b
5b5cc75ce4d2b4197774fc6b- 1joy : ecstasytrue
- 2rich : poorfalse
- 3love : hatefalse
- 4poor : miseryfalse
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Answer : 1. "joy : ecstasy"
Explanation :
Answer: A) joy : ecstasy Explanation: Frugal and parsimonious are synonyms of each other and bear the meaning 'being stingy' or 'sparing'. Similarly, joy and ecstasy are related to happiness.