Question

Last week, Darnell ran 5 laps around the lake. Brianna ran 1 1/5 times as many laps around the lake as Darnell did. How many laps around the lake did Brianna run?write your answer as a fraction or as a whole or mixed number.

Answer 1

Determine the number of laps Brianne run.

$\begin{gathered} 1\frac{1}{5}\times5=\frac{5\cdot1+1}{5}\times5 \\ =\frac{6}{5}\times5 \\ =6 \end{gathered}$

So Brianne run 6 laps around the lake.