Question

The cost of a Notebook is 2/3 of the cost of a pen. Express the statement in the
form of a linear equation in two variables. Also find the cost of Notebook, if the cost
of pen is Rs. 45.

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

let the cist of pen be x

and cost of notebook be y

therefore the linear equation will be

y = 2/3x

or

3y - 2x = 0

now since the cost of pen is rs.45 and that of notebook is 2/3rd of cost of pen

therefore ,,

cost of notebook = 2/3*45 = ₹30

and hence is the answer