Question

a film show lasted
$3 \times \frac{1}{3}$
hours out of this this time
$1 \times \frac{3}{4}$
hours was spend on advertisement what was the actual donation of movie


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Answer 1

Step-by-step explanation:

$3 \frac{1}{3} - 1 \frac{3}{4} \\ \frac{10}{3} - \frac{7}{4} \\ \frac{40 - 21}{12} \\ = \frac{19}{12 } \: hours \\ 1 \frac{7}{12} \: hours$