Chapter 1: Problem 25
\(\frac{6.3}{x}\) when \(x=3\)
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Kudzu is a vine native to Japan. Kudzu can grow a foot per day during the summer months. Write an expression that shows how much a 20 -foot kudzu vine can grow during August.
You tune and restore pianos. As a piano tuner you charge \(\$ 75\) per tuning. The expenses for your piano restoration business are \(\$ 2600\) per month. Which of the following inequalities could you use to find the number of pianos \(p\) you must tune per month in order to at least meet your business expenses? (A) \(75 p \leq 2600\) (B) \(75 p \geq 2600\) (C) \(\frac{75}{p} \geq 2600\) (D) \(75 p=2600\)
Evaluate the expression for the given value of the variable. (Review 1.2) $$5 x^{2} \text { when } x=16$$
Evaluate the expression. $$10 \div(3+2)+9$$
Evaluate the expression. $$5+8 \cdot 2-4$$
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