Katie has 4 times as many songs on her music player as lou. tiffany has 6 times as many songs on her music player as lou. altogether they have 682 songs on their music players. how many songs does kelly have

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What is the value of x in the following equation. -x ^3/2 = -27

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.