Posted by **olivia** on Saturday, October 18, 2008 at 8:10pm.

in a high school there are 27 hockey players and 15 soccer players. if 8 persons played both sports, how many different people played in these sports.

- math -
**Damon**, Saturday, October 18, 2008 at 8:44pm
Draw a Venn diagram

It overlaps 8 (Intersection of hockey and soccer sets)

27 - 8 =19 play only hockey

15 - 8 = 7 play only soccer

8 play both

so there are 19+7+8 players total

- math -
**joyce**, Monday, October 20, 2008 at 5:13am
find the 12th term of the harmonic secquence 1/2, 1/6,1/10...

- math -
**???????**, Tuesday, December 2, 2008 at 9:37pm
3

8 × 5

4

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