ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!


    Question

    The weight of two persons Vishwas and Vivek are in the

    ratio 5:7. If the weights are increased in such a way that Vivek’s weight is increased by 20% and the total weight of Vivek and Vishwas is increased by 30%. By what percent did the weight of Vishwas increase, if the new total weight is 156 Kg?
    A 44% Correct Answer Incorrect Answer
    B 63% Correct Answer Incorrect Answer
    C 46% Correct Answer Incorrect Answer
    D 33% Correct Answer Incorrect Answer
    E 55% Correct Answer Incorrect Answer

    Solution

    (Vishwas + Vivek)’s initial Weight = 156 x 100/130 = 120 Vishwas’s wt. =120 x 5/12 = 50 kg Vivek’s wt. = 120 x 7/12 = 70kg Now, after increaseVivek’s weight = 70 x 120/100 = 84kg After increase Vishwas’s weight = 156 – 84 = 72 kg Required percent = (72-50)/50 x 100 = 44%

    Practice Next
    More Percentage Questions
    ask-question