
Concept explainers
Calculate the average speed of the car.

Answer to Problem 32STP
The average speed is 56.67 mile/hour and the correct option is J.
Explanation of Solution
Given:
It is given in the question that a car travel 50 miles due north in one hour and 120 miles due west in two hours.
Concept Used:
In this, use the concept of average speed and the formula used is Avg.Speed=inital+finaltotal time .
Calculation:
Here,
Initial distance = 50 miles , Final distance = 120 miles
Total time taken = 2+1=3 hour .
Avg.Speed=inital+finaltotal timeAvg.Speed=50+1203Avg.Speed=1703Avg.Speed=56.67 mile/hour
The correct option will be J.
Conclusion:
The correct option will be J.
Chapter 12 Solutions
Geometry, Student Edition
Additional Math Textbook Solutions
University Calculus: Early Transcendentals (4th Edition)
Thinking Mathematically (6th Edition)
Basic Business Statistics, Student Value Edition
Elementary Statistics: Picturing the World (7th Edition)
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
- Can someone help me with this please?arrow_forwardMariela is in her classroom and looking out of a window at a tree, which is 20 feet away. Mariela’s line of sight to the top of the tree creates a 42° angle of elevation, and her line of sight to the base of the tree creates a 31° angle of depression. What is the height of the tree, rounded to the nearest foot? Be sure to show your work to explain how you got your answer.arrow_forward1arrow_forward
- Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning

