Gee wiz man I don't know. that is a really big number. have you tried google? :/
Answer: 
Step-by-step explanation:
Since, the total number of contestant = 7,
Thus, the probability that out of 3 contestant, me and my friend is chosen
= 
= 
= 
= 
⇒ Third Option is correct.
Step-by-step explanation:
area of sector =x°/360×π×r²
1unit²=x°/360×π×45²
360=x°×π×2025
i think this is your answer.
Step-by-step explanation:
I answered that already.
Answer:
2%
Step-by-step explanation:
It increases one, so it increases 1/50, which is 0.02
2%