Find the nth term: 1, 4, 7, 10, 13, 16
choose the correct
n + 3 3n + 1 3n − 2 3n + 2

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