A numerical expression contains numbers and operations. An algebraic expression is almost exactly the same except it also contains variables.
A straight path from the edge of a circular garden to the center of the garden is 7 meters long. What is the area of the garden?
2 answers:
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Answer:
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you need to be consistant when setting up the proportions. The times always need to be on top and the days needs to always on bottom.
Cross multiply and solve for the variable.
20(30) = 5(m)
600 = 5m
120 = m
So, in 30 days the theatre showed 120 movies.