Question

A poll shows that a candidate is projected to receive 57% of the votes. If the margin for error is plus or minus 3%, write a compound inequality for the percentage of votes the candidate can expect to get.

Answer 1

54≤ x≤ 60

Explanation:

Lower bound = 57%- 3%

= 54%

Upper bound= 57% + 3%

= 60%

The inequality is given by :

54≤ x ≤ 60