What belongs to you but gets used by everyone else more than you?

What is known as the rate of business expansion through increasing output and sales as opposed to mergers, acquisitions, and takeovers? a- organic growth b- corporate growth c- inorganic growth d- monetary growth

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?