Answer:
the first one and the last one
Step-by-step explanation:
ANSWER

EXPLANATION
The sum of the first
terms of a geometric sequence is given by;

Where
, is the number of terms and
is the first term.
When
, we have
, we get;





Answer: 156 miles
Step-by-step explanation:
First, divide 936 by 3 that is 312.
Then, do 3 times 2 because they stoped two times everyday that is 6.
Next, divide 936 by 6 that is 156.
Finally, do 312-156 that is 156.
156 miles is the answer
You first divide 30 by 4 to see how long it takes him to run one mile. Then you get 30/4 which simplified is 15/2 minutes
I don't understand what you need.
But,
5 + 3 = 8
56/8 = 7
7*5 = 35
7*3 = 21
Hope this helps !
Photon