If 0.13 ÷p² = 13, then value of p is-

(a) 0.01
(b) 0.1
(c) 10
(d) 154

Anurag Mishra Professor Asked on 8th March 2016 in Maths.
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  • 1 Answer(s)

    Answer: (b) 0.1 

    Solution:-
    0.13/p^2 = 13
    By cross multiplication, 
    p^2 = 0.13/13
    p^2 = 13/1300
    p^2 = 1/100
    Square root on both side, 
    p = 1/10
    p = 0.1

    Then, the value of p is 0.1. 

    Hence, the correct answer is option (b) 0.1. 

    Anurag Mishra Professor Answered on 8th March 2016.
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