Answer :

[tex]No,\ because:\\\\\frac{100}{150}=\frac{100:30}{150:30}=\frac{\frac{10}{3}}{5}\neq\frac{3}{5}[/tex]
eah
100/150 = (10 x 10)/(15 x 10) = 10/15

3/5 = (3 x 3)/(5 x 3) = 9/10

And 10/15 ≠ 9/15

So 100/150 ≠ 3/5