Plz answer question no 57 it's urgent plzz

Please find this answer

  • 1
Y=C+I
National income = autonomous consumption+ MPC?Y + investment
1000=300+ MPC?1000 +300
400=MPC?1000
MPC=400/1000
MPC=0.4
  • 1
Y=C+I?
National income = autonomous consumption+ MPC?Y + investment?
1500=300+ MPC?1500 +300?
900=MPC?1500
MPC=900/1500
MPC=0.6
  • 1
Y=C+I??
National income = autonomous consumption+ MPC*Y + investment??
1500=300+ MPC*1500 +300??
900=MPC*1500?
MPC=900/1500?
MPC=0.6
  • 2
Here is your solution
Y=C+I
National income = autonomous consumption+ MPC*Y + investment
1500=300+ MPC*1500 +300
900=MPC*1500
MPC=900/1500
MPC=0.6
  • 1
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