Question

An airplane increases its velocity from 60m/s to 80m/s in a time of 10s.

Answer 1

$\huge\fbox{Answer ☘}$

$acceleration \: = \frac{v - u}{t} \\ = > \frac{80 - 60}{10} \\ \\ = > \frac{20}{10} \\ \\ = > 2m \: s {}^{ - 2}$

hope helpful ~