Answer:
193.54166618
Step-by-step explanation:
165 is answer we also use a formula
5 ( n/2(2a + ( n-1)d)
in that n=6 ,a=3 , d= 1
X+6=11
X-11=-6
5x=25
2x=10
2x+15=25
Step-by-step explanation:

Answer:
the last one
Step-by-step explanation:
3.5(w) 3.5 per week or 3.5 change per week
hope this was helpful