Question

Television today are sold with standard aspect ratios that means the ratio of the width to the height is 6:9 if nick as a wall big enough to hold a TV that is 70 inches wide how tall will the TV be round your answer to the nearest 10th

Answer 1

The height of the TV to the nearest tenth = 105.00

Explanation:

Ratio of width to height = 6 : 9

Find the height of a TV when the width is 70 inches

Let

The height of the TV = x

6 : 9 = 70 : x

6 / 9 = 70 / x

Cross product

6 * x = 9 * 70

6x = 630

x = 630 / 6

x = 105.00 to the nearest tenth

The height of the TV to the nearest tenth = 105.00