Question

помогите пожалуйста

Answer 1

4-(4.525-5.25)/1.35 = 4-(-0.725)/1.35= 4.725/1.35=3.5

Answer 2

$\frac{4-( \frac{181-210}{40} }{ \frac{27}{20} } = \frac{189}{1,35} = 140$