2011 AMC 8 Problems/Problem 15

How many digits are in the product $4^5 \cdot 5^{10}$ ?

$\text{(A) } 8 \qquad\text{(B) } 9 \qquad\text{(C) } 10 \qquad\text{(D) } 11 \qquad\text{(E) } 12$

Solution

2011 AMC 8 (Problems • Answer Key • Resources)
Preceded by Problem 14	Followed by Problem 16
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