A roller coaster climbs 180 feet above ground level then drops 60 feet .How far above ground level is the roller coaster?
1 answer:
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For the numeric part, you'll have to find the GCD of 15 and 25, which is 5. So, we can factor a 5 and we have
As for the literal part, you can factor because it's the power of s with the smallest denominator. So, we have