Answer:
Step-by-step explanation:
d = common difference = a₂ - a₁ = 9-1 = 8
nth term = a₁ + (n-1)d = 1 +(n-1)8 = 8n-7
C
100 divided by 2 (boy and girl) is 50, then 4 goes into 100 25 times so a chance of being a girl in a family of 4 is 25% or .25
the storage tank is a cylinder.
The formule to calculate the volume is:
(x-2)(y+1)
