Jamil uses a 27 cm long wooden board to make a bookend. He cuts 2.4 cm off the length of the board. How long is the
board after the cut?

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).

If jaime wants to find 60% of 320, which table should he use?

What percent of the circle below is shaded?