SOLUTION: a)You are flying from New York to sanfrancisco,a distance of 2900 miles. After 4 miles in flight, The pilot tells you that you have covered 2100 miles. What is your unit rate in m

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: a)You are flying from New York to sanfrancisco,a distance of 2900 miles. After 4 miles in flight, The pilot tells you that you have covered 2100 miles. What is your unit rate in m      Log On

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Question 1011223: a)You are flying from New York to sanfrancisco,a distance of 2900 miles. After 4 miles in flight,
The pilot tells you that you have covered 2100 miles. What is your unit rate in miles per hour?


b) assuming that the plane is flying at a constant rate, in how many more hours do you expect to arrive in San Francisco? Round your answer to the nearest tenth of an hour.

Found 2 solutions by Alan3354, josmiceli:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
a)You are flying from New York to sanfrancisco,a distance of 2900 miles. After 4 miles in flight,
The pilot tells you that you have covered 2100 miles. What is your unit rate in miles per hour?
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To find mi/hr, divide the miles by the hours.
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b) assuming that the plane is flying at a constant rate, in how many more hours do you expect to arrive in San Francisco? Round your answer to the nearest tenth of an hour.
---
r = d/t
t = d/r

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
(a)
+2100%2F4+=+525+ mi/hr is the unit rate
(b)
+2900+-+2100+=+800+ miles left
+t+=+d%2Fr+
+t+=+800%2F525+
+t+=+1.524+
Rounded off, you will arrive in 1.5 hrs