Answer:
42
Explanation:
W=1x/3
M:S=(2:5)*2x/3
M: 2/7*2/3 = 4x/21
S: 5/7*2/3 = 10x/21
W: 7x/21
S-6=W
10x/21-7x/21=6
3x/21=6 x=42
9.5m questions
12.2m answers