1.32×28.8/(24×1.1)
=1.32×28.8÷24÷1.1
=(1.32÷1.1)×(28.8÷24)
=1.2×1.2
=1.2×(1+0.2)
=1.2×1+1.2×0.2
=1.2+0.24
=1.44