Evaluate the expression to find out how much she will pay if she drives 100 miles. 250 + 0.80m
1 answer:
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Answer:
120 pounds
Step-by-step explanation:
Since the new cost is 144 pounds and this is 20% more, this is 120% of the original price. Remember 100+20 = 120. To find the original price set up a proportion with these values:
Solve for the original price by cross multiplying numerator with denominator.
x(120) = 144(100)
120x = 14400
x= 120 pounds
Answer:
Step-by-step explanation:
Given
The attached graph
Required
This is the point where
On the attached graph;
when
Hence: