evelia03 evelia03

02-02-2017
Mathematics

contestada

how many 2.5 inch by 6 inch tiles will fit on a back splash that is 2.5 feet tall and 8 feet long

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Edufirst Edufirst

07-02-2017

Area of each tile: 2.5in * 6in = 15 in^2

Area of the back splash: 2.5 ft * 12 in/ft * 8ft*12in/ft = 2880 in^2

Area of the back splash / area of each tile = 2880in^2 / 15in^2 = 192

Answer: 192 tiles

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