Mathematics

9th

grade

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Exponential Growth and Decay Word Problems

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10 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Middletown High School has student elections every year. Lately, the school has seen a 5% decrease in voting from election to election. If 910 students voted this year, how many will be expected to vote 8 years from now? (Round to the nearest whole number if necessary).

    604

    777

    29

    198

  • 2. Multiple Choice
    30 seconds
    1 pt

    More and more people are purchasing food from farmers' markets. As a consequence, a market researcher predicts that the number of farmers' markets will increase by 15% each year. If there are 6,200 farmers' markets this year, how many will there be in 10 years? (Round to the nearest whole number if necessary).

    25,082

    12,937

    62,000

    43,511

  • 3. Multiple Choice
    30 seconds
    1 pt

    A publishing industry report predicts that magazine subscriptions will drop by 10% each year. If this prediction is correct, then how many subscribers will a magazine with 98,000 subscribers have in 10 years? (Round to the nearest whole number if necessary).

    34,170

    16,348

    7690

    76,023

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