MCQ PracticeA and B can finish a piece of work in 20 days .B and C in 30 days and C and A in 40 days. In how many days will A alone finish the job?Subject: MathematicsTopic: Basic MathsA48B34(2/7)C44D45Correct Answer: APractice QuizBack to MCQsRelated MCQsIf x% of a is the same as y% of b, then z% of b will be :If 50% of (P – Q) = 30% of (P + Q) and Q = x% of P, then the value of x is :The average marks obtained in a class of 50 students is 70%. The average of firs