If the cost of x meters of wire is d rupees, then what is the cost of y meters of wire at the same rate? Choose the correct choice from the following answers.
A) Rs.(xy/d)	B) Rs.(xd)	C) Rs.(yd)	D) Rs.(yd/x)	E) Rs.(yx)
Cost of x metres = Rs. d.   Cost of 1 metre = Rs.	d/x   Cost of y metres = Rs.((d/x)y)   = Rs.(yd/x)   Correct answer is Rs.(yd/x)
<result>D</result>
If the cost of x meters of wire is d rupees, then what is the cost of y meters of wire at the same rate?