The dependent variable is the number of times you have typed. This is because time is the independent (x) variable as the number of times you've typed is the dependent (y) variable.
The value of y is, 
We have given that,

We have to determine the value of y,
<h3>What is the formula for the quadratic equation?</h3>

Therefore,we get








Therefore the value of y is,

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Answer:
159.68
Step-by-step explanation:
68% of 499 is 339.32
499 -339.32=159.68
hope this helps
Answer:
Uhh.. Where does it first start at?
Step-by-step explanation: