Question

Which simplified ratio correctly compares 30 inches to 2 feet?01:15O 15:1O 5:404:5

Answer 1

As we know,

$1ft=12in$

Therefore,

$2ft=2\times12in=24in$

Therefore, taking the ratio,

$\frac{30in}{24in}=\frac{15}{12}=\frac{5}{4}$

Thus, the correct ratio is 5:4