Ответ:

  1. \((9.2 : 0.23 - 29.4) \cdot 6.5 + 3.5 = (40 - 29.4) \cdot 6.5 + 3.5 = 10.6 \cdot 6.5 + 3.5 = 68.9 + 3.5 = 72.4\).

  2. \((5.4 : 0.18 - 26.5) \cdot 10.4 + 3.6 = (30 - 26.5) \cdot 10.4 + 3.6 = 3.5 \cdot 10.4 + 3.6 = 36.4 + 3.6 = 40\).

Ответ: а) 72,4; б) 40.