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One pencil costs Rs. 3 and one pen costs...

One pencil costs Rs. 3 and one pen costs Rs. 25. The total cost of x pencils and y pens is

A

`(3x + 5y) `

B

`3(x + y + 25) `

C

`(3x + 25y) `

D

`(3x + y + 25) `

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