exam Maths Puzzle Numerical Ability

A rectangular lot, whose area is 210 meter square, has one of its longer sides next to a river. The total length of fence surrounding the lot is 42 meter. Find the dimensions of the lot.

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exam Other Question

Use the geometric sequence of numbers 1, 2, 4, 8,... to find the following:

a) What is r, the ratio between 2 consecutive terms?

b) Using the formula for the nth term of a ge A passenger train can travel 325 mi in the same time a freight train takes to travel 200 mi. If the speed of the passenger train is 25 mi/h faster than the speed of the freight train, find the speed of each.

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