Tim is selling tickets to a school sporting event to raise money for his club. he put some extra money in his box before he began. as he sells tickets, he records the number of tickets he has sold and the total amount of money in the box. some of his data are shown below

$65

Step-by-step explanation:

Use y=mx+b

1. First find m

2. Then find b

 ⇒

 ⇒

 ⇒

Answer is $65    

Hope this helps

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.