21, 14, 18, 17, 27, 23, 25
mean, median, mode

Mean: 20.714285714286 (rounds to 21)

Median:21

Mode: No mode

Step-by-step explanation:

14 17 18 21 23 25 27

Mean:

14+17+18+21+23+25+27 = 145

145/7 = 20.7142857143

Median:

14 17 18     21    23 25 27

21 is in the middle of the numerical list

Mode:

None of the number repeat, so there is no mode.

Third One ( 8 with filled dot going left )

Step-by-step explanation:

Once the inequality is solved

r ≤ -8

its going negative since it's a less than or equal to sign.

When an inequality has a

LESS THAN OR EQUAL TOO

GREATER THAN OR EQUAL TOO

sign the dot is closed