Inequality Word Problem..

Question

A store makes a profit of $5 on each watch sold. How many watches must be sold to make a profit of at least $150? Write an inequality for the problem.

Answer 1

Don't forget that the profit can be equal to $150 or great than $150. 

                                   5X≥$150

 

                                    X≥$30   X is great than or equal to $30.

Answer 2

Set 5x>150 and solve

 

X>30