Answer:
650
Step-by-step explanation:
[tex]7/10s = 455\\7s = 4550\\s = 650[/tex]
[tex]\frac{70}{100} =\frac{455}{y}[/tex]
First, to answer this you cross multiply. This means:
[tex]45,500=70y[/tex]
Now you divide each side by 70, and you get 650
