Question

raju bought 5 notebook and 4 pens for 148rupees but he need only 4 notebook and 5 pens it would cost 140 rupees calculate the price of a pen and that of notebook​

Answer 1

the answer is 148 only because you are only changing th property

Answer 2

Answer:

The pen costs Rs. 12 and the notebook costs Rs. 20

Step-by-step explanation:

Let the price of the pen be 'p' and the price of the notebook be 'n'

Its given that,

5n + 4p = 148

4n + 5p = 140

Solving these two equations, we get

p = 12

n = 20

Hence the pen costs Rs. 12 and the notebook costs Rs. 20