Answer is B Step-by-step explanation:
18/9/ 36
36/ 2
18
$3,500 budget minus $50 clean up fee equals $3,450.
3500 - 50 = 3450
$3,450 divided by $31 per person equals 111.29
3450 / 31 = 111.29
111 people multiplied by $31 equals $3,441 plus $50 clean up fee equals $3,491
111 x 31 = 3441
3441 + 50 = 3491
They can invite 111 people and will have $9 to spare
C=2πr=2(9)π=18π......
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B, since 13 ppl have 2 or less TVs while 12 have 3 or more