Tag: problem

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How To Find Mean Value Word problems

Mean Value – Word problems    In this lesson we will learn about mean. We will also learn how to find mean of given data and solve word problems on mean. How to calculate mean Example: (1)What is the mean of  1, 2, 5, and 4. Solution : Mean = Sum of observations/Number of observations the numbers […]

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Problems with Solutions on Trigonometric Ratios

Solutions of Trigonometric Ratios (1) If sin A = 4/5, find the other trigonometric ratios of the angle A. Solution: Let us draw a right △ ABC in which ∠B = 900 We know that,   sin A = 4/5 = BC/AC Therefore, if BC =4k, then AC = 5k, where k is a positive number. Now, using […]

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