# math

The stem-and-leaf plot shows the test scores of a science class. How many students scored 78?

science test scores
6: 8,8,9
7:2 ,5,5,5,8,8,8,8,9
8: 2,2,2,6,6,9,9
9: 0,0,0,2,2,5,5,5
key: 8/2 or 8 and 2 means 82
is the answer 1 or 2 or 3 or 4
and also this sign : counts as aline anthing before that sign does not matterto that problem

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1. Why not just write 82? It better if you write each score out completely,

Does "7:2 ,5,5,5,8,8,8,8,9" mean 72, 75, 75, 75, 78, 78, 78, 78, 79. If so, count the 78s.

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2. help ms sue

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