PLEASE HELP a) the mean is the center of balance in a date set because.. b)the mean is the center of balance in d data set but.. c) the mean is the dented of the balance in a data set so..

$113.42

i hope that is right.

step-by-step explanation:

an = 22 + (n-1) *6

110 seats

step-by-step explanation:

an=a1+(n-1)(d)

a1 = 22   this is the first item in the sequence

d =6   this is how the sequence goes up

a)   an = 22 + (n-1) *6

b) a12 = 22 + (12-1) *6

    a12 = 22+11*6

  a12 = 22 +88

  a12 = 110

804.75

step-by-step explanation:

its   c, f, a

step-by-step explanation: