Question

the price of 2 pens and 3 note books is 40 rupees and the price of 2 pens and 5 note books is 60 rupees.what is the price of a pen and the price of a note book

Answer 1

Answer:

pen= rs5

notebook=10

Step-by-step explanation:

3nb= 30r and 5nb cost = 50r

5p _30= 20/10

=10r

Answer 2

Price of Pen= ₹5

Price of notebook= ₹10

Step-by-step explanation:

2 pens and 3 notebooks is ₹40 & 2 pens and 5 notebooks ₹60 means the quantity of pen was same so the price increased due to notebook, 2 notebooks were increased and ₹20 was increased. So the price of 1 notebook is ₹10. We found the price of notebook then 3 notebooks ₹30 now 2 pens left and ₹10 left means cost of 1 pen is ₹5.