Problem: if 0.2 of a number is equal to 0.08 of another number , the ratio of the numbers is :
Rationale: "0.2 a = 0.08 b - > a / b = 0.08 / 0.20 = 8 / 20 = 2 / 5 : . a : b = 2 : 5 answer : c"
annotated_formula: divide(multiply(0.08, const_100), multiply(0.2, const_100))