A Hospital Has a 4%-Saline Solution and an 12%-Saline Solution

question 1

Multiple Choice

A hospital has a 4%-saline solution and an 12%-saline solution on hand. How much of each should be used to prepare 640 cm ³ of 7%-saline solution?

• A) 240 cm ³ of a 12%-saline solution,
• 400 cm ³ of a 4%-saline solution.
• B) 220 cm ³ of a 12%-saline solution,
• 420 cm ³ of a 4%-saline solution.
• C) 400 cm ³ of a 12%-saline solution,
• 240 cm ³ of a 4%-saline solution.
• D) 340 cm ³ of a 12%-saline solution,
• 300 cm ³ of a 4%-saline solution.
• E) 440 cm ³ of a 12%-saline solution,
• 200 cm ³ of a 4%-saline solution.

---

Definitions:

Milgram Experiment

A psychological experiment conducted by Stanley Milgram in the 1960s to study obedience to authority, where participants were instructed to administer electric shocks to another person.

Stanford University Prison Experiment

A psychological study conducted by Philip Zimbardo in 1971 at Stanford University, where students were assigned roles of prisoners and guards to explore the effects of perceived power.

Generalization

Drawing a conclusion about a certain characteristic of a population based on a sample from it.

Logical Support

The provision of reasons or evidence to justify a claim or argument.