An airplane can hold 53 passengers and there are currently 32 passengers
on boards. How many more passengers can board the airplane.

Place a closed circle at 21. Then draw a line and an arrow to the left. All numbers 21 and less male the sentence true.

\(\displaystyle{p}\leq{21}\) Final solution

[Graph]

Place a closed circle at 21. Then draw a line and an arrow to the left. All numbers 21 and less male the sentence true.

\(\displaystyle{p}\leq{21}\) Final solution

[Graph]