Answer:
6%
Step-by-step explanation:
Well this can be simply calculated by the formula i.e: P = D / r-g .
Here we have P, D and r, we have to find g.
Hence the formula becomes as:
g = 0.14 - (3 / 37.5)
g = 0.06 ~ 6%.
Hope this helps you. Good luck and Cheers.