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

The explanation in the procedure

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`