Answer:
31.4
Step-by-step explanation:
C = 2πr OR C = πd
But, we need to find r first.

Answer:
The picture is not up. May you please upload it. Thank you:)
Step-by-step explanation:
Answer:
Step-by-step explanation:
If student ticket = 215 then 215 x 3 = 645$
Remaining tickets = 522 - 215 = 307
So adult tickets = 307 x 4 = 1228$
Total amount = 1228 + 645 = $1873
Answer:
I believe it is 3.1875.
Step-by-step explanation:
25% of 2.55 is 0.6375.
2.55 + 0.6375 = 3.1875.