D (t) = 750t / (t+12) where t is the age in years and d is the dosage. what is an expression for the rate of change of a child's dosage with respect to the child's age?

Add the two expressions. 3.8b - 7 and - 2.9b + 9

Mr. Benson's gross pay is 789.18 the amount of social secutiry deducted is 6.2 percent of gross pay. How much of his gross pay will be deducted for the social security tax? A. 48.93 B. 45.00 C. 11.44 D. 6.20

The sides of a triangle are in the ratio 5 : 12 : 13. What is the length of each side of the triangle if the perimeter of the triangle is 15 inches?

30,944 rounded to the nearest ten thousand. use the number line to show your work.

True or false: the Pythagorean theorem can be applied to every triangle

Two complementary angles have measures of s and t. if t is less than twice s, which system of linear equations can be used to determine the measure of each angle?

What is transposition

Logan ate 1.438 pounds of grapes. His brother Ralph ate 1.44 pounds of grapes. Wich brother ate more grapes?

If x=11 units and h=7 units, then what is the area of the triangle shown above

What is when 12+21 to the 8th power