Expanded- 100000000+10000000+9000000+4
Answer:
-15
Step-by-step explanation:
-3+-2*5-2=-15
Answer:
b
Step-by-step explanation:
Given:
425 school children
Teacher : 80
Doctor : 105
Lawyer : 70
Police Officer : 70
Firefighter : 100
Total = 425
After applying Pearson's chi-squared test, it is concluded that this data reflects a real difference in the population.
Answer:
B. 180°
Step-by-step explanation:
Rotate AB 180 degrees in the clockwise direction.