Jennifer has saved 600$ to but a new tv. If the tv she wants cost 1800$ and she saves 20$ a week how much weeks will it take
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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.