Answer the question below. Type your response in the space provided Raul is building a house. On day 1, he uses 3 bags of cement. On each of the following 3 days, he
uses 3 times the number of bags used the previous day. How many bags of cement does he use in
the last 3 days

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in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

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