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Direct Variation - Problem 1
University of Michigan
Runs his own tutoring company
Carl taught upper-level math in several schools and currently runs his own tutoring company. He bets that no one can beat his love for intensive outdoor activities!
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Sample Problems (5)
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Problem 1 4,511 views
y varies directly as the cube of x.If y = 32 when x = 2, find y when x = 3.
Problem 2 3,622 views
A ball is dropped from the top of a building. The distance the ball falls is directly proportional to the square of the time it has been falling.If a ball falls 48 feet in 2 seconds, find how far it has fallen after 6 seconds.
Problem 3 200 views
Problem 4 167 views
Problem 5 182 views