Problem: john makes $ 40 a week from his job . he earns a raise andnow makes $ 70 a week . what is the % increase ?
Rationale: "increase = ( 30 / 40 ) * 100 = ( 3 / 4 ) * 100 = 75 % . e"
annotated_formula: multiply(divide(subtract(70, 40), 40), const_100)