O Macmillan Learning The graph represents consumption (C) as a function of disposable income (DI). Assume the consumption function is linear. What is the value of the marginal propensity to consume (MPC)? Round the value of the MPC to two decimal places. Consumption $1050 900 MPC = 750 600 450 300 150 C = DI C 0 $150 300 450 600 750 900 1050 Disposable income