PINKunicorn1010151 PINKunicorn1010151

07-09-2020
Mathematics

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20 points !! need help asap If the aspect ratio in width to height (width: height) of a chalkboard is 23:15 and the width is 85 inches, what is the height of the chalkboard? 130.3 inches 4.1 inches 123 inches 55.4 inches

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mathsamuel mathsamuel

07-09-2020

130.3

85×(23/15) = (X/85) × 85

85×(23/15) = X

X =130.3

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