IIT JEE Practice Question and Answer
8Q: Prashanth sold a album for $ 735 and made a profit of 22.5% . The cost price of the album went up by $120 and so Prashanth increased the selling price by $120. What is his profit % now ? 1721 05b5cc715e4d2b4197774f431
5b5cc715e4d2b4197774f431- 119.32 %false
- 218.75 %true
- 321.41 %false
- 422 %false
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Answer : 2. "18.75 %"
Explanation :
Answer: B) 18.75 % Explanation: Prashanth sold a album for $ 735 and made a profit of 22.5% .CP = 735 x 100/122.5 = Rs. 600New CP = 600 + 120 = Rs. 720New SP = 735 + 120 = Rs. 855. Profit = Rs. 135. profit % = 100 x 135/720 = 18.75%.
Q: Localized area of pus formation in the lungs is 1721 05b5cc675e4d2b4197774c0f1
5b5cc675e4d2b4197774c0f1- 1Pulmonary embolismfalse
- 2Pulmonary abscesstrue
- 3Pleurisyfalse
- 4Pulmonary edemafalse
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Answer : 2. "Pulmonary abscess"
Explanation :
Answer: B) Pulmonary abscess Explanation: Pulmonary abscess is a type of liquefactive necrosis of the lung tissue.┬а ┬а Hence,┬аLocalized area of pus formation in the lungs is┬аPulmonary abscess.
Q: Find the Next Number in the given number series? 3, 10.5, 36.75, 128.625, ? 1721 05b5cc6bae4d2b4197774d7a8
5b5cc6bae4d2b4197774d7a8- 1450.187true
- 2442.151false
- 3441.231false
- 4456.852false
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Answer : 1. "450.187"
Explanation :
Answer: A) 450.187 Explanation: Pattern is 3 3 x 3.5 = 10.5 10.5 x 3.5 = 36.75 36.75 x 3.5 = 128.625 128.625 x 3.5 = 450.187
Q: Addis Ababa is the Capital city of 1720 05b5cc6a2e4d2b4197774cb38
5b5cc6a2e4d2b4197774cb38- 1Angolafalse
- 2Burundifalse
- 3Chilefalse
- 4Ethiopiatrue
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Answer : 4. "Ethiopia"
Explanation :
Answer: D) Ethiopia Explanation: The Capital city of┬аEthiopia is┬аAddis Ababa. ┬а Countries and Capital cities :: Angola┬а -┬а Launda Burundi┬а -┬а Bujumbura Chile┬а -┬а Santiago
Q: The Magna Carta established the rights of 1720 05b5cc60ae4d2b4197774b57c
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Answer :
Explanation :
The Magna Carta has long been cited as the original source for such documents as the United States Constitution. It was a document that presented ideas that were progressive beyond its time, one that still bears relevance today. The Magna Carta primarily established the rights of 13th-century English citizens. It granted protection from unlawful imprisonment and swift justice, which established the idea that everybody, including the king, was subject to the letter of the law.
Q: Which statement about capillaries is correct? 1720 05b5cc6a7e4d2b4197774ce2c
5b5cc6a7e4d2b4197774ce2c- 1their walls are covered with ciliafalse
- 2they warm and humidify inhaled airfalse
- 3their walls are only one cell thicktrue
- 4they move mucus through the lungsfalse
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Answer : 3. "their walls are only one cell thick"
Explanation :
Answer: C) their walls are only one cell thick Explanation: Capillaries Tiny blood vessels connecting arteries to veins. These blood vessels carry oxygen and nutrients to individual cells. Capillaries are the smallest blood vessels in the body, and have walls only one or two cells thick. (Their diameter is 5 to 10 micrometers, or 5 to 10 millionths of a meter.) ┬а Capillaries connect arterioles and venules, which are the smaller extensions of the larger arteries and veins.
Q: The cotton gin was an important invention because 1720 05b5cc678e4d2b4197774c192
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Answer :
Explanation :
Cotton Gin was invented by Eli Whitney in 1793, which is used to separate cotton seeds from cotton fiber. ┬а Hence, it was an important invention because it dramatically reduced the amount of time it took to separate cotton seeds from cotton fiber.
Q: The Rain Shadow Effect is associated with 1720 15b5cc6b9e4d2b4197774d716
5b5cc6b9e4d2b4197774d716- 1Convectional rainfallfalse
- 2Frontal rainfallfalse
- 3Cyclonic rainfallfalse
- 4Orographic rainfalltrue
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Answer : 4. "Orographic rainfall"
Explanation :
Answer: D) Orographic rainfall Explanation: Orographic precipitation or Rain produced when moist┬аair┬аis lifted as it moves over a┬аmountain range. As the air rises and cools, orographic clouds form and serve as the source of the precipitation, most of which falls upwind of the mountain ridge. ┬а Some also falls a short distance downwind of the ridge and is sometimes called┬аspillover. On the lee side of the mountain range, rainfall is usually low, and the area is said to be in a Rain Shadow.

