Joy is preparing 19 liters of a 15% saline solution. She only has 20% and 10% solution in her lab. How many liters of the 20% and how many liters of the 10% should she mix to make the 15% solution?

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

The reflexive property of congruence lets you say that ∠pqr ≅

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f