Step-by-step explanation:

Answer:
17.000
Step-by-step explanation:
You round up because 7 is closest to 10
Hope this helps :)
Answer:
An odd number
Step-by-step explanation:
suppose n is 2.
If we add 1 into it, the answer will be 3, making it odd. same goes for any other even number if 1 is added in it