visakhapatnam officials of the weights and measures department on tuesday booked 21 cases against commercial shops for taking advantage of the rising temperatures and selling cold drinks at prices higher than the mrp in the city they found that the selling price was at least rs 2 more than the mrp per bottle departments assistant controller p sudhakar said they raided the shops set up at the city railway station and rtc bus stations to check for violations and booked 10 cases at the railway station nine at the dwarakanagar rtc bus station and two at maddilapalem depotsudhakar urged the people to lodge complaints with the department by calling on 08912799551 9490165675 9490165676 or 9490165677 if they come across any mrp violation at commercial shops in the district