Question 350101
F=2M-1
F+M=74
(2M-1)+M=74
2M-1+M=74
3M=74+1
3M=75
M=75/3
M=25 NUMBER OF MALES.
F=2*25-1
F=50-1=49 NUMBER OF FEMALES.
PROOF:
25+49=74
74=74