Question

Express $42$ seconds as a percent of $6$ minutes.

Answer 1

$42$ seconds as a percent of $6$ minutes.

$1$ minute$=60$ seconds.

$360$ seconds$=\frac{42}{360}\times 100$

$=\frac{42}{36}\times 10$

$=\frac{7}{6}\times 10$

$=\frac{7}{3}\times 5$

$=\frac{35}{3}=11\frac{2}{3}\%=11.67\%$