Q&Answers: Math/Chemistry/Physics Problems + Solutions

A train has a length of 150 metres.

Each of the integers from 2 to 9, inclusive, is written on a separate slip of blank paper and the ten slips are dropped into hat.

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If number x is 10% less than another number y and y is 10% more than 125, then find out the value of x

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P alone can complete a piece of work in 11 days.

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What is the greatest possible length which can be used to measure exactly the lengths 12 m, 6 m and 40 m?

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If $0.60 is the commission for sales of $2,000, what percent of the sales amount is the commission?

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Raju and Reenu are standing in a row there are 9 peoples. what is the probability that at least 3 people will stand between Raju and Reenu

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The banker's gain on a sum due 3 years hence at 12% per annum is Rs.

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In Smithtown, the ratio of right-handed people to left-handed people is 3 to 1 and the ratio of men to women is 3 to 2.

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Two dice are thrown together.What is the probability that the sum of the number on the two faces divided by 4?

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What number times (1⁄5)^2 will give the value of 5^3?

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A cab on its way to Bangalore overtakes an auto also going in the same direction at 11 am.

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3 men or 6 women can do a piece of work in 25 days.

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If I walk at 6 km/h, I miss the bus by 12 minutes.

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The present population of a town is 60,000.

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Of the 4 distinguishable wires that lead into an apartment, 2 are for cable television service, and 4 are for telephone service.

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Oak trees line both sides of a street for a length of 4/10 of a kilometer.

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The average age of a committee of 8 members is 42 years.

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David mixed 10 kg of ghee at Rs. 200 per kg with 30 kg ghee at the rate of Rs. 100 per kg.

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In the faculty of Reverse-Engineering, 226 second year students study numeric methods, 423 second year students study automatic control of airborne vehicles and 134 second year students study them both.

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A can run a kilometer race in 4 1/2 min while B can run same race in 5 min.

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A, B and C invest in the ratio of 3 : 4: 5.

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A major airplane manufacturer announced the sale of 150 small airliners at $125 million each, 75 medium sized airliners at $175 million each, and 60 large airliners at $220 million each.

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A certain psychologist charges $25 more for the first hour of therapy than for each additional hour.

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