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Q1
:
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. (
y
d
)
B
Rs.
y
d
x
C
Rs.
x
y
d
D
Rs. (
x
d
)
Solution
ANS:
D
-
Rs.
y
d
x
Cost of
x
metres = Rs.
d
.
Cost of 1 metre = Rs.
d
x
Cost of
y
metres = Rs.
d
.
y
= Rs.
yd
.
x
x
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