by selling a radio ₹903 a shop keeper gains 5%.find the cost price of the radio
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Answer:
The cp is 860
Step-by-step explanation:
LET THE CP BE X
SP = 903
GAIN = 5 %
SP = CP *GAIN+100/100
SP = x *105/100
SP= x*21/20
903 * 20 / 21 = x
43*20 = x
860 = x
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