Marco went bowling and spent a total of $21. this included the shoe rental of $7. he bowled 4 games. how much did each game cost? a. $3.50 b. $3.66 c. $4.25 d. $7.00

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).

For the feasibility region shown below find the maximum value of the function p=3x+2y

Graph the equation 8x - 4y = 56. then, trace the graph to find the missing value in the coordinate pairs below: (-10, 140 ) (0, ) (2, ) (4, ) ( , 0)