it took a car 3dyas to travel 2910 miles. what’s the cars average speed in miles per hour.round to the nearest mile per hour ?
1 answer:
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Answer:
56 problems
Step-by-step explanation:
So we already know that the answer is: 56. However, a good help is knowing how to obtain this answer from the data provided.
Tony's quiz had 80 questions
Tony correctly answered 70% of them.
We can always write a percentage amount as a ratio by dividing the amount by 100.
.
This means that for every 100 questions, tony will respond correctly 70.
So, if Toni did a questionnaire of n questions, the amount that will answer correctly is calculated by the following expression:
If then:
Answer:
300 miles
Step-by-step explanation:
Let
x ----> the number of miles
y ----> the total cost for rent a car
we know that
The equation of the line in slope intercept form is equal to
where
m is the slope or unit rate
b is the y-intercept or initial value
<u><em>Prestige car rentals</em></u>
we have that
The slope is equal to
The y-intercept is
therefore
-----> equation A
<u><em>Gateway auto</em></u>
we have that
The slope is equal to
The y-intercept is
therefore
-----> equation B
For what number of miles both companies charge the same price>
Equate equation A and equation B
solve for x