Helpppp meeeeeeeeeee

Answer:
1
[tex] = \frac{45}{100} \times 75 \\ = 33.75[/tex]
2.
[tex] \frac{150}{100} \times 36 \\ = 54[/tex]
3.
[tex] \frac{850}{100} \times 255 \\ = 21675[/tex]