A science teacher has a supply of 7% and a supply of 64% hydrochloric acid (HCl). How much of each solution should the teacher mix together to get 24 mL of 45% HCl for an experiment?

What are the domain and range of the function f(x)=2^x+1

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

Abaseball team drinks 10/4 gallons of water during a game. which mixed number represents the gallons of water consumed? a) 1 1/2 gallons b) 2 1/2 gallons c) 2 3/4 gallons d) 3 1/2 gallons