. Doreen bought a cell phone for x dollars. One year later the value of the phone was 0.75x. Which expression is another way to describe the value of the phone? a) 0.25% decrease b) 0.75% decrease c) 25% decrease d) 75% decrease​

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

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?