Who's looking for a girl

this is a dare and i cant get rejected

Ben is interested in using a source that provides original research, current and developing trends and experts within specific fields. which source should he use?

Aggregation is the process of all of your data. a. gathering b. analyzing c. collecting d. observing

Case # 51173878 weighs 814 pounds; case # 51173981 weighs 803 pounds; case # 51174058 weighs 817 pounds; case 51174178 weighs 815 pounds; case # 51174248 weighs 817 pounds; case # 51174495 weighs 781 pounds; case # 51174577 weighs 828 pounds. what are the case #'s of the two cases that weigh the same amount?