Answer:
3.90 I think.
Step-by-step explanation:
first, 15×36. then subtract 50 three times.
Answer:
1/7, 3/7, 4/7, 6/7
Step-by-step explanation:
There's like denominators(bottom number) so you would list the numerators(top number) from least to greatest.
Answer:
Option A is correct that is 
Step-by-step explanation:
We have been given a formula 

We will put values of n in
when n=2 we get
when n=3
Therefore, Option A is correct that is 
Answer:
-2, -4, -6, -8, -10......
Step-by-step explanation:
The sequence is in a decreasing order of -2 for the next sequence.