Following the Rules for the Order of Operations,what Is the Result

question 11

Multiple Choice

Following the rules for the order of operations,what is the result of the following expression: (9 * 5) + 5 + 10 - 10 * 6?

• A) 0
• B) 25
• C) 40
• D) 540

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Definitions:

Lens

A clear, circular disc located in the eye, just posterior to the iris, that can change shape to help the eye focus images of objects that are near or far away.

Eye Safety

The practice of taking preventative measures to protect the eyes from injury, strain, or infection.

Cleaning Solutions

Mixtures or substances used to remove dirt, germs, and other contaminants from surfaces.

Choroid

The middle layer of the eye, which contains the iris, the ciliary body, and most of the eye’s blood vessels.