Jill baked 2 1/3 dozen carrot muffins for a bake sale. Mike baked1 3/4 dozen apple muffins. How many dozens of muffins were baked in all?

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).

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?