Captain Jack sails 142.9 miles from St. Thomas to
St. John. He stops to
stock up on food and
then sails another
304.73 miles to Tortuga
After discovering
treasure, he sails back
to St. Thomas. How far
did Captain
Jack travel round trip?

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 is the solution to the equation 9^(x+1) =27

There are 4 cups in a quart and 4 quarts in a ganon.jug of water? . how many cups are in a 5-gallon jug of water?