Answer:
About 29
Step-by-step explanation:
71% of 42 is 29.82.
You can't have .82 of a student, so it is 29!
11...................
1/10
Divide 3/10 by 3. Remember to "keep, flip, change".
3/10 ÷ 3/1
3/10 × 1/3
Multiply across: 3/10 × 1/3 = 3/30
Simplify: 3/30 = 1/10
that is not possible cause the first 2 indicate that the pattern is counting by 2s