Basic Math/math

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Question
how long is 2/5 of 15/16 inch

Answer
Learn what the question is asking.

We need to find 2/5 of X, where X=15/16.
What do we do? We multiply the two fractions together.

(2/5)*(15/16)....(next step, factorize the second fraction)
=(2/5)*((5*3)/(2*8))
=(2*5*3)/(2*5*8)
=3/8 as the common factors cancel.

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When I work through problems, I like to emphasize concepts which I believe are worth noting. I will try to answer questions in the following areas, but not at the advanced level. Algebra. Sequences & Series. Trigonometry. Functions & Graphs. Coordinate Geometry. Quadratic Polynomials. Exponential & Logarithms. Basic Calculus. Probability, Permutation and Combination. Mathematical Induction. Complex numbers. Physics problems.

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