Add, First Finding the LCD $$\frac { 4 } { 5 } + \frac { 4 } { 9 } + \frac { 1 } { 4 }$$

question 37

Multiple Choice

Add, first finding the LCD. Simplify, if possible.
- $$\frac { 4 } { 5 } + \frac { 4 } { 9 } + \frac { 1 } { 4 }$$

• A) \(\frac { 1 } { 2 }\)
• B) \(\frac { 269 } { 18 }\)
• C) \(\frac { 1 } { 20 }\)
• D) \(\frac { 269 } { 180 }\)

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Definitions:

Dry Air

Air that contains little or no moisture, often characterized by low humidity.

El Niño

El Niño is a climate phenomenon that involves the periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, impacting weather patterns globally.

La Niña

A climate pattern characterized by cooler than average sea surface temperatures in the central and eastern tropical Pacific Ocean, influencing global weather patterns.

Moist Air

Air that contains a high level of water vapor, often leading to higher humidity levels and affecting weather patterns and human comfort.