Answer:
Step-by-step explanation:
tax = 7% of $45.09 = 0.07×$45.09 ≅ $3.16
Total cost = $45.09 + $3.16 = $48.25
Step-by-step explanation:
1. 
multiply

do both the numerator and denominater

Answer:
69.08
Step-by-step explanation:
π×d
3.14×22=69.08
The formula for the nth term is
a1 + (n-1)d where a1 = first term and d = common difference