SOLUTION: In the eight grade class of 45 students 27 are boys so what is the ratio of boys to girls

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: In the eight grade class of 45 students 27 are boys so what is the ratio of boys to girls      Log On


   

Question 1007290: In the eight grade class of 45 students 27 are boys so what is the ratio of boys to girls
Found 2 solutions by fractalier, macston:
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
If there are 45 students total and 27 are boys, then
45 - 27 = 18 are girls.
The ratio of boys to girls is
27%2F18+=+3%2F2

Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
.
Total students=number of boys + number of girls
Total students=45
number of boys=27
45=27+number of girls
18=number of girls
.
ratio of boys to girls=(number of boys)/(number of girls)
ratio=27/18
ratio=1.5
ANSWER: There are 1.5 boys per girl