Mathematics - Application of Derivative Question with Solution | TestHub

The total cost of producing $x$ pocket radio sets per day is Rs. $\left(\frac{1}{4}{x}^2+35x^{}+25\right)$

 

, and the price per set at which they may be sold is Rs. $(50-\frac{x}{2})$. To obtain maximum profit, the daily output should be --------- radio sets.