Answer
a) 1.33 m
b) V=72.4mm
c) 443 cm
Work Step by Step
Sig Fig Rules:
a) the answer is rounded to 3 sig figs, because the least amount of sig figs in the multiplication problem was 3.
b) same as A.
c) When adding, the answer is rounded to the same number of sig figs as the least amount of sig figs following the decimal of the numbers included in the initial calculation.