Answer:
false
Explanation:
Mathematically;
Multiplier = 1/1-mpc
From the question, mpc = 0.8
Multiplier = 1/(1-0.8) = 1/0.2 = 5
Now if government purchases decrease by $30 billion, then it is expected that the real GDP will decrease by 30 * 5 = $150 billion
Hence, the value of 24 billion is false