Question

Write an inequality and make a number line that shows the situation.

Answer 1

There cannot be a negative number of people on the ship; the minimum number is zero. On the other hand, there cannot be more than 3000 passengers (3000 is possible for the ship to carry up, 3001 is not).

Then, the inequality is (being x the number of passengers)

`0\le x\le3000`

In a number line, the inequality is