Where would 2015 be on a mod 7 clock

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

Enter the amplitude of the function. f(x)=3cosx

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/500