Question

Multiple choice.
Of 365 students, 210 bought a hot lunch. About what percent of the students did not buy a hot lunch?
A. 35%
B.42%
C.56%
D.78%

Answer 1

365-210=155 didn't buy

$\dfrac{155}{365}\cdot100\%\approx42.5\%$

Answer 2

B
365-210=155
155/365 = .42465753
Round --> 42%