Iam completely lost
3. three girls are preparing information packets about an upcoming fundraiser event.
• nicole prepared 270 packets in 45 min.
• hillary prepared 450 packets in 1.5 h.
• mckenzie prepared 280 packets in 1 h and 10 min.
(a) who works the fastest? explain how you solved this problem.
(b) each girl worked another 2 h at her same rate. who made the most packets that day? explain how you solved this problem.

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.