If 20% of (A + B) = 30% of (A - B), then what percentage of B is equal to A? SSC SSC CGL Tier 2 Easy Percentage MCQ Question If 20% of (A + B) = 30% of (A - B), then what percentage of B is equal to A? Options A. 400% B. 300% C. 500% D. 100% percentagealgebraratiobasic arithmetic