I think you mean,

You can use the usual formula,

That in this case is,

Where I have used,
The correct answer is A) f(x) should be vertically stretched by 1.5.
This is because it is going to be rising at a much faster rate. Therefore, the slope should be more steep, which can only be done by stretching the graph. Moving it up and down would only change the initial amount she had traveled, which should always be 0.
Answer:
last option
Step-by-step explanation:
Answer:
There are 40 girls.
Step-by-step explanation:
40 to 24 is the same as 5 to 3.
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