A student loses 3.3 lb in one month. How many grams did he lose?
Here,we have to convert the mass from american unit system of massa lb to g.
1 lb = 453.6 g
Weight of the student = 3.3 lb
The conversion factor =
Therefore, weight of the student in terms of g = 3.3lb x = 1496.88 g
= 1.497x 103 g
= 1.5 x 103 g (rounding off to two significant figures. The leftmost digit is more than 5 so the preceding number is increased by 1)
The weight loss by the student in terms of g is 1.5 x103 g