Hockey match

The home team won the hockey match with a result of 5:4. How many shots were fired at the goalkeeper if his success rate was 42.86% in the match?

Correct answer:

n =  21

Step-by-step explanation:

$$\begin{gathered} r=42.86\%=\frac{42.86}{100}=0.4286 \\ v=5+4=9 \\ n\cdot r=v \\ n=v/r=9/0.4286=21 \end{gathered}$$

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