How much will the hospital need to charge per patient day break even at this level of activity?

Nitingday is a 200 bed hospital in Kisumu. The hospital charges Kshs. 11,00 day. The variable cost per patient day is Kshs. 4,500. Fixed costs are Kshs. The estimated number of patients per months is Kshs. 2500 What is the contribution margin per patient day? A Shs. 11.000 B. Shs. 6.500 C. Shs 5.500 D. Shs. 65.000