A neighborhood group has $28,000 to spend on improvements to a park. They spend $7,600 on playground equipment and $115 on each tree. Which inequality represents the maximum number of trees, that the group can buy?
0 А. 115t + 7,600 $ 28,000
OB.
1150 + 7,600 > 28,000
O C. 115t - 7,600 $ 28,000
D.
1150 - 7,600 2 28,000

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).

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?