If the cost of x metres of wire is d rupees, then what is the cost of y metres of wire at the same rate?
A
Rs. (xy\/d)
B
Rs. (xd)
C
Rs. (yd)
D
Rs. (yd\/x)
Correct Answer: Rs. (yd\/x)
Cost of x metres = Rs. d.
Cost of 1 metre = Rs.(d/x)
Cost of y metres = Rs.[(d/x).y] = Rs.(yd/x)