Asked by Anonymous
If one-third of the girls and one-half of the boys attend the Senior Dance, there will be a total of 205 students. If half the girls and all the boys attend, there will be 370 students.
How many students are in the Senior class?
How many students are in the Senior class?
Answers
Answered by
Anonymous
g/3 +b/2 =205
g/2 + b = 370
2g/3 +b =410
g/2 + b = 370
4g/6 +b =410
3g/6 + b = 370
------------------------ subtract
g/6 = 40
g = 240
b = 370 - 120 = 250
g + b = 490 ?
g/2 + b = 370
2g/3 +b =410
g/2 + b = 370
4g/6 +b =410
3g/6 + b = 370
------------------------ subtract
g/6 = 40
g = 240
b = 370 - 120 = 250
g + b = 490 ?
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