The following points are graphed on a number line: A(-50), B(-3.2), and D(34.3) find: AB and AD please help

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart