Q. An item when sold for 1690 Rs. earned 30% profit on the cost price. Then the cost price is :
Answer: 1300 Rs
Notes: If the C.P. be x, then $latex = \frac{x\times 130}{100} = 1690&s=1$ $latex => x = \frac{1690\times 100}{130} = 1300 Rs.&s=1$ Hence option [D] is the right answer.

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