Mathematics, 04.12.2019 12:31 sakugrey
The diameter of a u. s penny is 3/4 inch. how many pennies would it take to make a row 42 inches long?
Answers: 2
inch.![=\text{Length of row}\div\text{Diameter of each penny}\\\\=42\div\dfrac{3}{4}\\\\=42\times\dfrac{4}{3}\ \ \text{[Flip divisor fraction, multiply the original number by its reciprocal.]}\\\\=56](/tpl/images/0402/8288/d0d77.png)
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The diameter of a u. s penny is 3/4 inch. how many pennies would it take to make a row 42 inches lon...
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