Question

a hot air balloon decrease its altitude by 3/8 ft each for two seconds what was the total change in altitude

Answer 1

The rate of change is the decrease in altitude per change in two seconds

$\begin{gathered} \frac{3}{8}\text{ divided by 2} \\ \frac{3}{8}\text{ x}\frac{1}{2} \\ \Rightarrow\frac{3}{16}ft\text{ per second} \end{gathered}$

If the initial altitude is y ft