Question

Numbers
Activity 3
The price of 3 note books and Spens together is 75 rupees. The price of 3 notebooks
and 10 pens together is 90 rupees. What is the price of a note book? What is the price of a pen
Let the price of a note book = x
Price of a pen y
The price of 3 note books and 5 pens together is 75 rupees X - 75
That is 3.-5. y
75
-90
The price of 3 note books and 10 pens together is 90 rupees.... +
90
That is 3... x + 10 y
The increase is due to 5 extra pens. Sy
y=
Price of a pen
Total price of 3 notebooks and 5 pen is 75 rupees
Price of 5 pen is 15 rupees
Price of 3 notebooks
Price of a note book​

Answer 1

Answer:

it's absolutely correct good

Answer 2

Answer:

hi good evening my friend