First convert all to the same mass unit, say grams(g)
750,000 g (=750 kg)
400 g
200 g
Add the three terms.
750,600 g ( = 750.6 kg)
525 g
200g = 0.2Kg 0.5Kg = 500g Given this information you can now answer this question by performing a simple addition and get you answer in g or Kg.
2048
42
4+1=5. Plus 4 equals 9. Plus 77685769844446473 equals 77685769844446482. Plus 3 equals 77685769844446485. Plus 8 equals 77685769844446493. Plus 1 equals 77685769844446494. Plus 9870998342523322424 equals 1064785604097768918. Plus 4 equals 1064785604097768922.
It is the property that equals plus equals are equals.
the answer is a
No.
If I am correct, 9 plus 7 equals 112.
89
26
144