Question

1 1/2:2/23 помогите срочно

Answer 1

Пошаговое объяснение:

$1 \frac{1}{2} \div \frac{2}{23} = \frac{\left(1\times 2+1\right)\times 23}{2\times 2} =\frac{\left(2+1\right)\times 23}{2\times 2} =\frac{3\times 23}{2\times 2} =\frac{69}{2\times 2} =\frac{69}{4} = 17\frac{1}{4} = 17.25$