Answer:
3
Step-by-step explanation:
Common factors : what make up a number (they will be all prime)
6 - 2, 3
9 - 3,3
the common factor is three (its what they have in common)
2pm minus 30 minutes minus another 30 minutes, is 1pm.
This type of sampling would be Random Sampling.
Answer:

Step-by-step explanation:
Angles in a straight line add up to 180°.


Angles in a triangle add up to 180°.


Answer:
Step-by-step explanation:
So you want to start by multiplying so 5×8 = 40 , 5×1=5 , 2×3=6, 7×3=21 , now you take all that and add it together 40+5+6+21
Which your answer is 72