What is 7/4 as a mixed number? a. 3/4 b. 4/7 c. 1 3/4 d. 2 3/4

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).

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

How can you decide witch operations to use to slice a two step equation