What is the (approximate) value of the average propensity to consume in 2011 for Utopia?

The following data on consumption (C) and disposable income (Y-T) in 2010 and 2011 are for the country of Utopia. YEAR C Y-T 2010 530 600 2011 690 800 What is the (approximate) value of the average propensity to consume in 2011 for Utopia? O 0.91 O 0.86 O 0.75 O 0.88 O 0.80