Writing Inequalities from Words

Keith has $500 in a savings account at the beginning of the summer. He wants to have at least $200 at the end of the summer. He withdraws $25 per week for food, clothing, and movie tickets. How many weeks can Keith withdraw money from his account?

• 200 - 25x > 500

• 25 < 500 -200

A taxi charges a flat rate of $1.75, plus an additional $0.65 per mile. If Erica has at most $10 to spend on the cab ride, how far could she travel?

• 10 - 1.75m < 0.65

Tags

CCSS.7.EE.B.4B

Allison practices her violin for at least 12 hours per week. She practices for three fourths of an hour each session. If Allison has already practiced 3 hours this week, how many more sessions remain for her to exceed her weekly practice goal?

• 3 + 3/4 h > 12

• 12 - 3h < 3/4

Pet Supplies makes a profit of $5.50 per bag on its line of natural dog food. If the store wants to make a profit of no less than $5225, how many bags of dog food does it need to sell?

Tags

CCSS.6.EE.B.8