60 points if you answer them all! answer ! 10. write the inequality correctly: the difference of x and 12 is more than 15 11. write the inequality correctly: the product of -3 and a number is at most 21. 12. cole makes $11 dollars an hour working at chic-fil-a. he wants to make at least $400 this month. write and solve an inequality to determine how many hours he needs to work to obtain his goal. 13. lucy is an avid horseback-rider. this year, she purchased a new safety riding helmet for $150 and continues taking lessons at $50 per lesson. her parents say that she cannot spend more than $500 on her sport this year. write an inequality that represents lucy's horseback-riding expenses for this year. 14. your class hopes to collect 275 cans of food or more for the annual food drive. there were 145 donated the first week and 80 more the second week. choose the inequality that describes this situation. let c represent the number of cans of food that must be collected by the end of the third week for your class to meet or surpass your goal. 15. kara buys tickets to her favorite concert for her and her friends. she has at most $175 to spend on concert tickets. each ticket costs $45 plus a service fee of $5. write and solve an inequality to determine how many tickets she can buy.