Question

Ahmed earns $1.50 for every video game he sells. When he sells one carton of 30 video game, he earns an additional $10. What is the minimum number of video games he has to sell in order to earn $450?

Answer 1

Explanation:

1.50x + 10[x/30] >= 450

x >= 246.3

check:

1.50*246 + 10*8 = 449

$450

Answer 2

1.50x + 10[x/30] >= 450
x >= 246.3

check:
1.50*246 + 10*8 = 449

His next sale will push him over $450