Explain how to find probability

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

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?