2) Nancy wants to spend no more than $60 to at a theme park. Admission 10 points is $15 and each ride costs $5. Which inequality can be used to determine
the maximum number of rides that Nancy can go on?
a. 5r+ 15 > 60
C. 5r+ 15 > 60
b. 5r+15 < 60
d. 5r+15 < 60

What value of x is in the solution set of –5x – 15 > 10 + 20x?

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).

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars