Question

The dimensions of the nations smallest post office are 8 ft 4 in x 7 ft 3 in. Why would you use the measurement 8 ft 4 in. instead of 7 ft 16 in?

Answer 1

Answer:

The explanation in the procedure

Step-by-step explanation:

we know that

$1\ ft=12\ in$

In this problem is correct to use the measurement $8\ ft\ 4\ in$ instead of $7\ ft\ 16\ in$  

because

$16\ in=12\ in+4\ in=1\ ft+4\ in$

therefore

$7\ ft\ 16\ in=7\ ft\ +1\ ft+4\ in=8\ ft\ 4\ in$