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Answer:
Approximate weight of cell phone is between 100 gm to 200 gm.
1 Pound = 0.45359237 Kilograms
= 0.4545 kg
2.8 pound = 2.8 × 0.4545
= 1.2727 Kg
It is given that weight of cell phone is pounds, means
Kilograms.
Which is equal to, grams.
Because, 1 Kilogram = 1,000 gram
If, n=0
Weight of cell phone = 1272.7 grams=1.2727 Kg
when, n=1
Weight of cell phone = 12727 grams=12.727 Kg
n= -2,
Weight of cell phone = 12.727 grams
n=- 3
Weight of cell phone = 1.2727 grams
None, of the weights are appropriate weight of cell phone.Neither of four options provided here is true.