A company that makes hair care products had 2000 people try a new shampoo, of the 2000 people, 4 had a mild allergic reaction, what percent of the people had a mild allergic reaction

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]