18. Cylinder Dimensions A right circular cylinderhas radius 6 in. and volume 144 T in.3. What isits height? (In the figure, h = height.)6 in.h is in inches.Solve each problem. See Example 2.19. Distance to an Appointment Margaret droveto a business appointment at 50 mph. Heraverage speed on the return tripThe return trip took hr longer because ofheavy traffic. How far did she travel to theappointment?trMorningwas 40 mph.50*th40 xAfternoono20. Distance between Cities Elwyn averaged50 mph traveling from Denver to Minneapolis.Returning by a different route that coveredthe same number of miles, he averaged 55 mph.What is the distance between the two citiesdt50GoingX55 32 xReturningto the nearest ten miles if his total travelingtime was 32 hr?

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Asked Aug 20, 2019
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How do you answer question nineteen?

18. Cylinder Dimensions A right circular cylinder
has radius 6 in. and volume 144 T in.3. What is
its height? (In the figure, h = height.)
6 in.
h is in inches.
Solve each problem. See Example 2.
19. Distance to an Appointment Margaret drove
to a business appointment at 50 mph. Her
average speed on the return trip
The return trip took hr longer because of
heavy traffic. How far did she travel to the
appointment?
t
r
Morning
was 40 mph.
50
*th
40 x
Afternoon
o20. Distance between Cities Elwyn averaged
50 mph traveling from Denver to Minneapolis.
Returning by a different route that covered
the same number of miles, he averaged 55 mph.
What is the distance between the two cities
d
t
50
Going
X
55 32 x
Returning
to the nearest ten miles if his total traveling
time was 32 hr?
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18. Cylinder Dimensions A right circular cylinder has radius 6 in. and volume 144 T in.3. What is its height? (In the figure, h = height.) 6 in. h is in inches. Solve each problem. See Example 2. 19. Distance to an Appointment Margaret drove to a business appointment at 50 mph. Her average speed on the return trip The return trip took hr longer because of heavy traffic. How far did she travel to the appointment? t r Morning was 40 mph. 50 *th 40 x Afternoon o20. Distance between Cities Elwyn averaged 50 mph traveling from Denver to Minneapolis. Returning by a different route that covered the same number of miles, he averaged 55 mph. What is the distance between the two cities d t 50 Going X 55 32 x Returning to the nearest ten miles if his total traveling time was 32 hr?

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Expert Answer

Step 1

We know that,

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distance speed X time

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Step 2

Let time taken by Margaret to reach business appointment be x hrs.

Then time taken by her during return of the trip be (x + ¼) hrs.

Step 3

According to the question, Distance travelled by her to reach the business appointment with the speed of 5...

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. 50 x x = 40 x (x + 50x 40x10 10x 10 x = 1 So, distance travelled by her for the business appointment = 50 x 1 = 50 miles.

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