Fred is trying to earn $35 to buy a basketball. He has saved $11.25. He earns $2.25 per hour doing yard work for his neighbor, and he earns $7.25 per hour selling sunglasses at the mall. Will Fred have enough to buy the basketball if he works in the yard for 2 hours and at the mall for 3 hours? Use the inequality 2.25y + 7.25z + 11.25 ≥ 35.

No, because the total will be $58.75.

No, because the total will be $21.25.

Yes, because the total will be $37.50.

Yes, because the total will be $26.25.

Question

Fred is trying to earn $35 to buy a basketball. He has saved $11.25. He earns $2.25 per hour doing yard work for his neighbor, and he earns $7.25 per hour selling sunglasses at the mall. Will Fred have enough to buy the basketball if he works in the yard for 2 hours and at the mall for 3 hours? Use the inequality 2.25y + 7.25z + 11.25 ≥ 35.

 No, because the total will be $58.75.

 No, because the total will be $21.25.

 Yes, because the total will be $37.50.

 Yes, because the total will be $26.25.

jtug6 · Answer

Try plugging in 2 for y and 3 for z for the equation as those are the hours Fred has worked.