Question
The statement that the upward buoyant force that is
exerted on a body immersed in a fluid, whether fully or partially, is equal to the weight of the fluid that the body displaces is related to:Solution
Archimedes' principle states that: "The upward buoyant force that is exerted on a body immersed in a fluid, whether fully or partially submerged, is equal to the volume of the fluid that the body displaces."
A student scored 63 in Maths, 72 in Science and 55 in English, each out of 100. What is his overall percentage?
Rakesh obtained 25% more marks than Ambuj and Suresh obtained 40% less marks than Rakesh. Marks obtained by Suresh are what percent less than marks o...
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A number is initially raised by 45%, and afterward reduced by 20%. Calculate the net percentage change (whether increase or decre...
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If the price of petrol rises by 20%, what percentage reduction in consumption is required to keep the expenditure unchanged?
M and N are two numbers. Their average is 160, and the sum of M and N is 120% of M. What percentage of M is the difference between M and N?
‘G’ has 35% fewer stickers than ‘H’. ‘H’ has 40% more stickers than ‘I’. By what percent are the stickers with ‘G’ less than those w...
The earnings ratio of individuals 'P' and 'Q' stands at 5:3, respectively. 'P' manages to save 20% of their income, which is precisely 80% of what 'Q' s...
A shopkeeper marks the price of an article 40% above its cost price. During a sale, he offers a discount of 25% on the marked price. What is his overall...
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