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Sagot :

Answer:

A) 112 3/4 inches

       ___  

B) 5.555 inches

Step-by-step explanation:

Each tile has its own constant width of 2 3/4 in. and length of 5 1/2 in.

The width of the sidewalk is 9 tiles wide; therefore, the width in inches can be found by calculating 9 x 2 3/4

The length of the sidewalk is 25 tiles long; therefore, the width in inches can be found by calculating 25 x 5 1/2

Sidewalk:  W = 24 3/4 in.  L = 137 1/2 in.

A) L-W

B) L/W