You are asked to prepare 442 mL of acetic acid that has concentration of 35%. There is a supply of 45% saline solution available and 32% saline solution available. How many millilitres of the 45% and how many millilitres of the 32% acetic acid should be mixed to create the 442 mL of the 35% mixture?

need points to ask question

step-by-step explanation:

by definition, an arc subtended by a central angle of some given measure has the same measure. so .

ruth is 6 years old

step-by-step explanation:

6 + 24 = 30,   so 6/30 = .2  

if you do 1/5 it also equals .2, so that is the answer.

graph b

step-by-step explanation:

one solution- graph a (clear intercepting point.)

no solution- graph b (they're parallel, there will never be a point of interception.)

infinite solutions- graph c (all points intercept.)