Question

Marisa saved $500 to spend on a vacation. Shewill spend about $45 per day on her vacation, andshe must have $70 left to pay for her bus ridehome. Which of the following inequalities bestrepresents the possible numbers of days, d, Marisacould be on vacation?

Answer 1

Option A

If she spends d days and $45 per day then at the end of d days, her total spend

= 45d

The remainder from $500 will be

= 500 - 45d

Hence for her to be able to pay her bus fare back home

$500 - $45d ≥ $70

Option A is right