If the cost of an article is x , first discount given is y% of cost, second discount given is z% of cost . The selling price of x is

If the cost of an article is x , first discount given is y% of cost, second discount given is z% of ..

Ans: X(1-Y/100)(1-Z/100)

Sol:
CP=X
1ST DISCOUNT =Y%OF X
=(Y/100) *X
2ND DISCOUNT =Z% OF X
=(Z/100) *X
SP=(CP - 1ST DISCOUNT)*(CP-2ND DISCOUNT)
=X -(Y/100*X) * X-(Z/100 *X)
=X(1-Y/100)(1-Z/100)

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