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

To be considered grade AD, an egg must weigh between 75 and 90 grams, including the shell.

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There are 5 bags three of which each contains 5 white and 2 black balls, and remaining 2 bags each contains 1 white and 4 black ball; a black ball has been drawn, find the chance that it came from second group.

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A work which could be finished in 10 days was finished 3 days earlier after 10 more men joined.

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With out any halt a train travels a certain distance with an average speed of 55 km ph , and with halts it covers the same distance at an average speed of 30 kmph.

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Simplify: 8755 x 95

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Ten coins are tossed simultaneously.

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There are 80 people and 3 clubs M, S, and Z in a company. 20 people joined M, 22 people joined S and 15 people joined Z.

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The value of (34.5*0.473*1.567)/(0.0673*23.25*7.57) is close to

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Three candidates contested an election and received 3000, 7500 and 6500 votes respectively.

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Albert has a box of crayons. Each box contains 20 different colored crayons.

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The city of Boston decided to reconstruct its major tunnels.

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Its not easy having a mathematics professor as a friend.

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capacity of doing work of A is double than B.if both together finish a work in 12 days,then B alone in how many days will finish the work?

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Look at this series: VI, 10, V, 11, __, 12, III, ...

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Which of the following is equal to the value of 2^2 + 2^2 + 3^2 + 3^2 + 3^2 ?

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The number N is 5,H48, where H represents the hundred's digit.

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The digital sum of a number is the sum of its digits.

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In a certain game, you pick a card from a standard deck of 52 cards.

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Jim wishes to buy 3 gifts that cost 31 dollars, 9 dollars, and 12 dollars.

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A truck carrying cans of soup contains P stacks.

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Of the 65 cars on a car lot, 45 have air-bag, 30 have power windows, and 12 have both air-bag and power windows.

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A reduction of 10% in the price of salt enables a lady to obtain 20kgs more for Rs.400, find the original price per kg?

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A 49 cm long wire is to be cut into two pieces so that one piece will be 2/5th of the other, how many centimeters will the shorter piece be?

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A group of 6 children and 10 adults are going to the zoo.

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