Larry use a pattern of colors to make a q train he use a regular a blue cube a red cube and another red cube before he start the pattern again he use 15 cubes how many red cubes are larry use

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

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.

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.