Answer:
V61
Step-by-step explanation:
Answer: I don't know about the formula, but consider the logic below.
Step-by-step explanation:
Martina = 12
Joey = 0
12 x 3 = 36
36 - 3 = 33
If Joey was 21, Martina would be 33.
X=7.1cm
The solution is in the attached file
You multiply fractions simply by multiplying numerators and denominators with each other:
