Question

3. The cost of a pencil is 4 rupees less than the cost
of a pen. Write the cost of pencil in terms of cost
of pen. (Take-cost of a pen as * y). -​

Answer 1

Answer:

Cost of a pen - y Rs

Cost of a pencil = y-4 Rs

So, the cost of the pencil is y-4 Rs,   where y is the cost of a pen.

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Answer 2

sol) cost of pen = ₹y

cost of pencil = ₹y-4

so, the cost of the pencil is ₹ y-4

Step-by-step explanation:

hence , the cost of the pencil is₹y-4

where y is the cost of a pen

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