Estimate how many pennies you would have to stack to reach from the floor to an average 8-ft ceiling. A)2 × 10³ B)2 × 10² C)2 × 10⁴ D)2 × 10⁵ E)2 x 10⁶

Name: Estimate how many pennies you would have to stack to reach from the floor to an average 8-ft ceiling. A)2 × 10 3 B)2 × 10 2 C)2 × 10 4 D)2 × 10 5 E)2 x 10 6
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Question

Quizplus · Accepted Answer

A penny is about 1.5 mm thick. To reach 8 feet (about 2438 mm), you would need approximately 2438 / 1.5 ≈ 1625 pennies, which is closest to 2 × 10^3.

Estimate How Many Pennies You Would Have to Stack to Reach