7 girls participated only in Karate.
21 + 8 = 29
29 + 7 = 36
36 + 6 = 43
Answer:
mean is 75
Step-by-step explanation:
Since we know is a proportionality, namely a multiplier on "x", we can simply use any of those points, say hmmm let's use 10, 15,
The simplest form is 1/8
3/3= 1 24/3 = 8 so 1/8