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

0.002 x 0.5 = ?

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A number is four less than two times the other number.

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How many positive integers less than 600 can be formed using the numbers 1, 2, 3 and 5 for the digits?

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A Man travelled a distance of 48 km in 7 hours.

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Company C produces toy trucks at a cost of $5.00 each for the first 100 trucks and $3.50 for each additional truck.

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A boat covers a certain distance downstream in 1 hour, while it comes back in 1.30 hours.

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Steve traveled the first 2 hours of his journey at 30 mph and the remaining 3 hours of his journey at 80 mph.

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Find the no.of ways of arranging the boy and 5 guests at a circular table so that the boy always sits in a particular seat?

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Use distributive property to solve the problem below:

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A person X working alone can complete a work in 5 days.

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We can rent a canoe for x cents per minute for the first 30 minutes and then y cents for each additional minute.

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If d is the standard deviation x, y, and z, what is the standard deviation of 2x, 2y, 2z ?

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In traveling from a dormitory to a certain city, a student went 1/5 of the way by foot, 2/3 of the way by bus, and the remaining 10 kilometers by car.

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If 1 tic equals 5 tacs and 2 tacs equal 8 tocs, what is the ratio of one tic to one toc?

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Harriet planned to complete a certain task on Wednesday, January 1, but because of illness the completion date was postponed 44 days.

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On Saturday morning, John will begin a camping vacation and he will return home at the end of the first day on which it rains.

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A motor cyclist participant of a race says "We drove with the speed of 10 miles an hour one way, but while returning because of less traffic we drove on the same route with 18 miles per hour."

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How much 60% of 50 is greater than 34% of 30?

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A train 360 m long is running at a speed of 36 km/hr.

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In the faculty of Reverse-Engineering, 226 second year students study numeric methods, 450 second year students study automatic control of airborne vehicles and 134 second year students study them both.

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If A lends Rs.4000 to B at 10% per annum and B lends the same sum to C at 11.5% per annum then the gain of B in a period of 3 years is?

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How many 1/12s are there in 37 1/2?

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Mary and Mike enter into a partnership by investing $600 and $400 respectively.

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The radius of a wheel is 22.4 cm.

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