Answer:
After 16 rounds the champion of Ping-Pong player can be determined.
Step-by-step explanation:
This is an example of geometric progression,
First term = 65,536

Now we need to find which term is 1 in this GP.
N th term of GP is given by

Substituting

Seventeenth term of this GP is 1.
That is after 16 rounds the champion of Ping-Pong player can be determined.
Multiply 3x9 and it gives u 27
And -3 plus -9 equal -12
Answer:
120 days
Step-by-step explanation:
hiking = 12
swimming = 10
both = 12 x 10
= 120 days
When multiply terms with exponents, simply add the exponents.

Hope this helps!