Answer:
120% = 120/100 = 1.2
Step-by-step explanation:
100 points = 100%, so 120 points = 120%
120% = 120/100 = 1.2

Hope you could get an idea from here.
Doubt clarification- use comment section.
Hey there!
Assuming that

So, let's solve your function, shall we?

Good luck on your assignment and enjoy your day!
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The train is traveling at 57 miles per hour.