Answer :
[tex]\frac{15}{0.375}\\\frac{15}{\frac{3}{8}}\\5(8)\\40[/tex]
Check:
[tex]\frac{15}{40}\\\frac{3}{8}\\0.375[/tex]
Check:
[tex]\frac{15}{40}\\\frac{3}{8}\\0.375[/tex]