Hybrid Roses is the merely florist in 60 miles of Presidio, Texas. Often, lots of Texans are romantics at heart. When Hybrid Roses set the price of a dozen roses at the point where marginal revenue is zero, in that case its total revenue will be: (1) $112 per hour. (2) $108 per hour. (3) $100 per hour. (4) $88 per hour. (5) $72 per hour.
![2267_Maximum Total Revenue.png](https://secure.tutorsglobe.com/CMSImages/2267_Maximum%20Total%20Revenue.png)
Can someone explain/help me with best solution about problem of Economics...