Lena sells custom-printed T-Shirts at her shop. She can sell 120 T-Shirts in a month if she charges $14 for each T-shirt. She plans to change the price per T-shirt by a fixed amount ñ times. The revenue, in dollars, after ñ changes in price can be modeled by the expression (120+5ñ) (14-3ñ)

For each (Increase or decrease) in the price per T-shirt by $ (3,5,9,14,17), Lena will sell (3 more, 5 more, 14 more, 3 fewer, 5 fewer)

Which of the following defines scoliosis? a. a posture disorder characterized by the shoulders being rounded and the back hunched b. a posture disorder in which the spine curves up the back like a snake c. a posture disorder characterized by excessive curvature or arch in the lower back d. none of the above

Will treating a viral infection with antibiotics affect the course of the infection? a) no; antibiotics work by inhibiting enzymes specific to bacteria. antibiotics have no effect on eukaryotic or virally encoded enzymes.b) no; antibiotics do not kill viruses because viruses do not have dna or rna.c) yes; antibiotics activate the immune system, and this decreases the severity of the infection. d) yes; antibiotics can prevent viral entry into the cell by binding to host-receptor proteins.

Ihave a really high metabolism and only weigh 70 pounds (13 almost 14). people always ask me two questions: do you ever eat and how do you eat so much and stay so skinny.i am worried that a high metabolism wont me forever. what are some safe steps i can take to maintain being fit. (also, i already work out i am a dacer so i get cardio a lot)