Question

Найди отношение 15 3/4 к 0,7

Answer 1

$15 \frac{3}{4} : 0.7 = \frac{63}{4}: \frac{7}{10} = \frac{63}{4} \cdot \frac{10}{7} = \frac{9\cdot5}{2}= \frac{45}{2} =22 \frac{1}{2}=22.5$