Last month you purchased 6 individual songs and 1 albums for a total of $21.99. This month you spent a total of $44.97 on 4 individual songs and 3 albums.

How much does each song and album cost

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅