Out of the 50 students in mrs. green's class, 19 have a pet. what percent of the students in mrs. green's class have a pet?
the percent of students in mrs. green's class that have a pet is %

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).

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?