Solve the Problem
-A $15 \mathrm {~cm}$ By $18 \mathrm {~cm}$ Rectangular Garden Is to Have a Gravel Path of Uniform

Multiple Choice

Solve the problem
-A $15 \mathrm {~cm}$ by $18 \mathrm {~cm}$ rectangular garden is to have a gravel path of uniform width bordering it. How wide is the path if the total area covered by the garden and path is $418 \mathrm {~cm} ^ { 2 }$ ?

A) $3 \mathrm {~cm}$
B) $1 \mathrm {~cm}$
C) $2 \mathrm {~cm}$
D) $3.5 \mathrm {~cm}$