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If the angle is x we have
cos x = 9/15 = 0.6
x = 53 degrees
So it's false.
The answer is 90
because increased means times so 30 + 30 = 60 + 30 = 90
15 miles and 3/4th hope this helps
450 - 382.50 = 67.5$. So it was discounted by 67.5 dollars.