Answer:
132 × 3 = 396
Step-by-step explanation:
132 3 × 2 = 6
<u>×</u><u> </u><u> </u><u>3</u> 3 × 3 = 9
396 3 × 1 = 3
The samples he chose may not be a representative sample because the number of students per foreign language class may not be the same. One class may have a very large number of students while another may have only a few. Taking equal number of students per class is not a representative sample.<span />
286
588
300
:) your welcome