Xian is planning a party at the skating rink. the cost for each person attending is $3.50 for skate rental and $5.00 for food. xian cannot spend more than $300. which inequality could be used to find the greatest number of people, p, that can attend? a. 3.5p+5p> 300 b. 3.5p+5p< 300 c. 3.5p+5p≥300 d. 3.5p+5p≤300