The answer is about 28-30 people who were surveyed.
Answer:
Step-by-step explanation:
probability ∈[0,1]
or probability ≥0
and ≤1
so a,b,g cannot be the probability of an event.
Answer:
X = 20
Step-by-step explanation:
The angle are supplementary:
- Meaning that the two angles = 180°
Equation:
Solve:
- 7x + x + 20 = 180
- 8x + 20 -20 = 180 - 20
- 8x = 160
- Divide 8 from both sides:
- <u>x = 20</u>