Answer:
Sometimes true, because x could be anything
Step-by-step explanation:
Answer:
C because ≤ means less than or equal to.
23 represents the wait time at the time the store opens.
Answer:
15..
Step-by-step explanation:
4, 10, 14, 18, 22, 22
Mean = (4 + 10 + 14 + 18 + 22 + 22)/6
= 90/6
= 15.
Number to be added, 'y'
For the mean to be the same
(90 + y) / 7 = 15
90 + y = 15 × 7
90 + y = 105
y = 105 - 90
= 15
Step-by-step explanation:
4x+2x+x+9x=16x
16x=2+5+4=11
x=11
