Question

if a spacecraft is descending at a rate of 13.81 per minute. what its change in height after 5 1/2 min.

Answer 1

`\begin{gathered} \text{Spacecraft is desecnding 13.81 f}eet\text{ in a minute} \\ So\text{, it in 5}(1)/(2)\text{ minute=}(11)/(2)\text{ minute} \\ \Rightarrow13.81*(11)/(2)=75.955\text{ ft} \end{gathered}`