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:

Resistant

The quality of not yielding under pressure or the capacity to withstand something, such as a substance not affected by a chemical.

Avoidant

Referring to a behavior or an attachment style characterized by the desire to avoid closeness or emotional connection with others, often due to fear of rejection or discomfort.

Secure

The condition of being protected from or not exposed to danger, risk, or anxiety.

Difficult Child

A term reflecting a child's temperament that is characterized by irregular bodily functions, withdrawal from new situations, and a tendency to react negatively and intensely.