📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!


    Question

    The sum of the squares of three numbers is 532 and the

    ratio of the first to the second as also of the second to the third is 3:2. What is the second number?
    A 14 Correct Answer Incorrect Answer
    B 10 Correct Answer Incorrect Answer
    C 12 Correct Answer Incorrect Answer
    D 11 Correct Answer Incorrect Answer

    Solution

    ATQ- Let the numbers is a,b,c a:b=3:2 b:c=3:2 so now - a:b:c = 9:6:4 a =9x ,b =6x ,c =4x then Now - 81x2+36x2+16x2 = 532 133x2 =532 x2= 4 x= 2 Second number is = 6x =6×2 = 12

    Practice Next
    ask-question

    Not sure which exam is best for you Talk to our expert

    Get My Free Call