Agrocery store sells four different jars of peanut butter. determine which is the best buy, based on the cost per unit. 10 ounces for $0.91 24 ounces for $2.76 30 ounces for $3.24 40 ounces for $4.20 which size jar is the best buy?

Plz which expression is equivalent to the expression below?

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?