Question

one pencil cost Rs.2 and one pencil cost Rs .15.if sheela pays Rs.100 to purchase pencils and pens. write a linear equation by given information

Answer 1

Suppose Sheela purchased x pencils and y pens
so as per question: 2x +15y=100
This is required equation.

Answer 2

Let the cost of a pencil be x

and the cost of a pen be y

∴ 2x +15 y = 100