Which graph best represents the solution to the system of inequalities below? y≤1/2x+1 y>-2x+4 (just give me the points)

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

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?