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The cost of 3 pens and 2 notebooks is ₹70, and the cost of 2 pens and 3 notebooks is ₹80. The cost of one pen and one notebook together is
- A₹25
- B₹28
- C₹30
- D₹35
Correct answer: C
The cost of 3 pens and 2 notebooks is ₹70, and the cost of 2 pens and 3 notebooks is ₹80. The cost of one pen and one notebook together is