Math, asked by sunil4253soni, 2 months ago

3 book and invention together cost rupees 302 book and three pens together cost rupees 145 find the cost of one book and three pain

Answers

Answered by nikunjsingh16

1

Step-by-step explanation:

1 pen cost 15 rs.

15 ×3 = 45

and 1 book cost 50 rs

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