so the basic formula for this d = rt
where d is the distance , r is the speed and t
is time
3800 – 120t = 520 + 40t ( this is the altitude
of each plane are equal)
Solve for t
T = 20.5 min time it takes for the planes to be
at the same altitude
3800 – 120(20.5) = 1340 ft
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Answer:
h(-3)=9
Step-by-step explanation:
hope this helps
Answer:
300
Step-by-step explanation:
10% of 250 is 25. so 20% is 50
250 + 50 = 300
