Tickets to a school dance cost $6 in advance and $10 at the door. Student council (who is sponsoring the dance) wants to raise a minimum of $300 that evening in ticket sales alone. Write an inequality to represent the scenario.

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).

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

Handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony?