adison Computer Company (MCC) - earning multiplier model

You have been reading about the Madison Computer Company (MCC), which currently retains 90% of its earnings ($5 a share this year). It earns an ROE of almost 30%. Assuming a required rate of return of 14%, how much would you pay for MCC on the basis of the earning multiplier model. Discuss Your answer. What would you pay for Madison Computer if its retention rate was 60% and its ROE was 19%. Show your work