Question

2.888x10 to the 5 power Divided by 7.22x10 to the 2 power

Answer 1

`(2.888\cdot10^5):(7.22\cdot10^2)=(2.888:7.22)\cdot(10^5:10^2)=0.4\cdot10^(5-2)\\\\=0.4\cdot10^3=\boxed{4\cdot10^2}=\boxed{400}`

Answer 2

If i read it right it would be 4*10^2