Why is 60 to 45 and 4 to 3 are ratios

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at , ( 59,60,61,62) and the third quartile would be drawn at . (61,62,63,64)

Which of these lines passes through the point (1,-1) and has a slope of -3?