kondeh makes $5 an hour plus she gets a bonus of $40 each day. trey makes $6 and hour and he gets a bonus of $30 each day. yesterday, kondeh and trey worked the same number of hours and made the same amount of money. how many hours did they each work?

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).

Which expression is rational? 6. , square root two, square root 14, square root 49

The function below is written in vertex form or intercept form. rewrite them in standard form and show your work. y = -3(x-2)(x-4)