Question

total price of 7 pens and 7 pencil is 56 rupees. what is the total price of 4 pens and 4 pencils​

Answer 1

Answer:

let price of 7 pens be y

and 7 pens be z

7z+7y=56

4z+4y = ?

4 is 4/7 part of 7

so multiply 56 by 4/7 to get answer

56×4/7

= 32