a woman lifts a 300 newton child a distance of 1.5 meters in 0.75 seconds. What is her power output in lifting the child?
2 answers:
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Answer:
25 gallons
Step-by-step explanation:
Given
135 miles to 5 gallons
Required
Determine the number of gallons for 675 miles
From the question, number of miles is directly proportional to number of gallons:
So, we have:
and
<em>Where x represents the number of gallons for 675 miles</em>
Cross Multiply:
Make x the subject
<em>Hence, the car needs 25 gallons</em>