Factors of 30 = 1, 2, 3, 5, 6, 10, 15, 30
Factors of 50 = 1, 2, 5, 10, 25, 50
Factors of 100 = 1, 2, 4, 5, 10, 20, 25, 50, 100
common factors are: 1, 2, 5, 10
Hope that helps :D
Answer:
20%
Step-by-step explanation:
% increase = (final − initial) / initial × 100%
= (30 − 25) / 25 × 100%
= 20%