3) (|−3,6| + |−2,4|) / (|−3/4| + |1/4|)

\(\frac{|{-3.6}|+|{-2.4}|}{|{-\frac{3}{4}}|+|\frac{1}{4}|}=\frac{3.6+2.4}{\frac{3}{4}+\frac{1}{4}}=\frac{6}{1}=6\).

Ответ: 6