Question

There are 70 students in the school band. 40% of themare 6th graders. 20% of them are 7th graders.How many band members are 7th graders?How many band members are 6thgraders?

Answer 1

$\begin{gathered} 70\times\frac{40}{100}=70\times0.4 \\ =28 \\ \\ \\ 70\times\frac{20}{100}=70\times0.2 \\ =14 \end{gathered}$

there are 14 7th graders

there are 28 6th graders