by selling a t-shirt for rupees 630 a shopkeeper gains 5% find the cost price of the t-shirt​

by selling a t-shirt for rupees 630 a shopkeeper gains 5% find the cost price of the t-shirt​

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2 thoughts on “by selling a t-shirt for rupees 630 a shopkeeper gains 5% find the cost price of the t-shirt​”

  1. Answer:

    Let the cost price of the coat is rs x.

    Given:

    Selling price or (S.P)=rs 630

    Gain =5%

    Hence we are using the formula to find the cost price that has been shown below:

    S.P=C.P(1+gain%/100)

    Substituting the value ask in the question:

    \begin{gathered}630=C.P(1+\dfrac{5}{100})\\630=x(\dfrac{105}{100})\\x=\dfrac{630\times 100}{105}\\x=600\end{gathered}

    630=C.P(1+

    100

    5

    )

    630=x(

    100

    105

    )

    x=

    105

    630×100

    x=600

    Hence, the cost price of the coat is rs 600.

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