Question

A firm knows that the demand function for one of its products is linear. It also knows
that it can sell 1400 units when price is Rs. 4 per unit, and it can sell 1800 units at a price of
Rs. 2 per unit. Find the demand function, total revenue function, average revenue function,
and marginal revenue function. At what level of output will the total revenue be maximum

Answer 1

HOPE THIS HELPS YOU!!

since the demand function is linear,

let demand function be ax+b=p