Answer:
B
Step-by-step explanation:
Answer:

Step-by-step explanation:

Divide both sides by 7:

Subtract 4 from both sides:

Answer:
35÷7=5
Step-by-step explanation:
we have 7 small boxes in an oval and there are 5 ovals
All the boxes add up to 35
Answer: 21/5
Step-by-step explanation:
In probability 2 events are independent if the occurrence of 1 event does not affect the occurrence of the other event. Mathematically, if event A and event B are independent, then
. For our two events in this problem we have that
and
. If these two events are independent, then we should have that,

.A and B are independent events if the probability of A and B is 0.1