Jachin is saving to buy a new tablet that costs more than $400. He already has $85 in his piggy bank, and he is able to put $25 in his bank once a week when he gets paid for mowing lawns.
The inequality that represents this situation is 25w + 85 > 400 where w represents the number of weeks
Jachin makes a deposit into his piggy bank.
What does the solution for the inequality mean in relation to this situation?
• The solution is w > 12.6. It will take Jachin a minimum of 13 weeks to save enough money to buy the tablet.
• The solution is w > 19.4. It will take Jachin no more than 20 weeks to save enough money to buy the tablet.
• The solution is w > 12.6. It will take Jachin no more than 13 weeks to save enough money to buy the tablet.
• The solution is w > 19.4. It will take Jachin a minimum of 20 weeks to save enough money to buy the tablet.
1 answer
The solution for the inequality is w > 12.6. This means that it will take Jachin a minimum of 13 weeks to save enough money to buy the tablet.