Answer:140
Explanation: multiply 70 times 2.00
Answer:
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The monthly salary is 1.52083333333 repeating
Answer:
No , It has two endpoints.
Explanation: A line segment has two end points with a definite length.
A straight line has neither starting nor end point and is of infinite length.
Let in t hours, they are at 270 miles apart .
After t hours, Dave traveled

And Mary traveled ,

So the equation is

That is at 1 pm, they are 270 miles apart. And the correct option is A .