Find the Indicated Sum

question 173

Multiple Choice

Find the indicated sum. Use the formula for the sum of the first n terms of a geometric sequence.
-As Sunee improves her algebra skills, she takes 0.9 times as long to complete each homework assignment as she took to complete the preceeding assignment. If it took her 60 minutes to complete her first assignment, find how long it took her to complete the fifth assignment. Find the total time she took to complete her first five homework assignments. (Round to the nearest minute.)

• A) 39 min; 246 min
• B) 35 min; 246 min
• C) 39 min; 206 min
• D) 35 min; 206 min

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Definitions:

Relaxation Training

A method that teaches individuals how to achieve a state of deep relaxation to alleviate stress and improve well-being.

Biofeedback Training

A technique that teaches individuals to control physiological functions, such as heart rate or blood pressure, by providing real-time feedback.

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