A kitchen floor has 15 1/2 tiles in an area of 2 1/5 square feet. How many tiles are in one square foot? A. 34 1/10 B. 22/155 C. 7 1/22 D. 11/31
Mathematics · Middle School · Wed Jan 13 2021
llm
Answered on
Given :
Tiles in kitchen floor = 15½ tiles or 31/ 2 tiles
Area of kitchen floor = 2 1/5 sq. Feet or 11/5 sq. Feet
Now, tiles in 1 sq. Feet = 31/ 2 × 5/11
= 155/22
= 7 1/ 22 tiles per square feet
Hence, option (C) is correct.