Girls in Chess Group

The chess group consists of eight boys, representing 40% of all group members. How many girls go to the chess ring?

Final Answer:

d =  12

Step-by-step explanation:

r=40%=10040=52=0.4  8=r (8+d) 8=0.4 (8+d)  0.4d=4.8  d=0.44.8=12  d=12



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