Answer:
18
Step-by-step explanation:
3^4=9*9=81
14-5=9
81/9=9
9*2=18
Answer:
5 ft.
Step-by-step explanation:
A square is a shape comprised of all equal side lengths. Therefore, if we are given that the square has a side length of 5 feet, then every side's length would also be 5 feet.
Answer:
13.7 (nearest tenth)
Step-by-step explanation:
13.7142857143 is the full answer
The inequality that represents the number of right answers (r) and wrong answers (w) Olga can give to win the contest is: 
<u><em>Explanation</em></u>
Number of right answers is
and number of wrong answers is 
Olga earns 12 points for each right answer and loses 4 points for each wrong answer.
So, total points earned for
right answers
and total points lost for
wrong answers 
That means, <u>her score will be</u>:
points.
In order to win the quiz contest, Olga must score <u>more than 400 points</u>. So, the inequality will be.......
