The y-intercept is 0 because you can add it to the equation and it won't change your slope.
25 questions
Explanation: 20 divided by 25 is .8 which is 80%
7.50 x 0.30= $2.25
7.50- 2.25= $5.25
The candy will be worth $5.25 after adding the discount.
1.
Checking the numbers that are greater than 10 in this set, we have:
11.2 and 12
2.
The numbers in this set that are lesser than or equal 9 are:
0, 4.5, 5 and 9
3.
Solving the inequality, we have:

Three values greater than 7 are:
8, 9, 10
4.
Solving the inequality, we have:

Three values smaller than 5 are:
4, 3, 2
5.
Solving the inequality, we have:

Three values greater than or equal 10 are:
10, 11, 12