a question on a test asks students to find the speed at which a car travels. The graph shows a proportional relationship between
the distance tracker in miles and time in hours. a student incorrectly says the speed of the car is 1/63 of a mile per hour. What is the speed of the car? what error did the student likely make?
1 answer:
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Answer:
Step-by-step explanation:
Given : A man earned x pesos in 10 days and spent y pesos during each of those days.
i.e. Total earning in 10 days = x
Earning per day = [By unitary method] (1)
Money spent per day =y (2)
We know that
i.e. Subtract (2) from (1), we get
Hence, the expression to determine how many pesos he saved per day will be:-
Step-by-step explanation:
Assume that
hence,
now,
attached below is the complete solution
