March 15 - March 31 = 17 days
April = 30days
May = 31 days
June = 30 days
July = 31 days
August = 31 days
Sept 1 - Sept 15 = 15 days
total = 185 days
Answer:
B. 13
Explanation:

Logarithm rules:

Breakdown of the expression:



insert given values


86.3 / 30 = 2.876
Therfore the answer is D $2.88
Answer:

Step-by-step explanation:
