Number Increased or Decreased by a Percent

Elena's aunt bought her a $150 savings bond when she was born. When Elena was 20 years old, the bond will have earned 105% interest. How much will the bond be worth when Elena is 20 years old?

• $255

• $180

• $157.50

• $3000

The number of miles driven this month was a 30% decrease of the number of miles driven last month.

Choose an equation that matches the situation.

• y= 0.7x

• y= 0.3x

• y= 1.3x

• y = 1.7x

Which situation matches the diagram?

• The amount of apples this year decreased by 15% compared with last year's amount.

• The amount of pears this year is 85% of last year's amount.

• The amount of cherries this year increased by 15% compared with last year's amount.

• The amount of oranges this year is 115% of last year's amount.

On Monday, the high was 60 degrees Fahrenheit. On Tuesday, the high was 18% more. How much did the high increase from Monday to Tuesday?

Write an equation that matches this situation.

Then answer the question.

Evaluate responses using AI:

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Original Amount - 400

New Amount - 364

• 19% increase

• 9% decrease

• 19% decrease

• 9% increase

Original Amount - 575

New Amount - 598

• 40% increase

• 4% decrease

• 4% increase

• 40% decrease

Original Amount - 600

New Amount - 606

• 10% increase

• 1% decrease

• 1% increase

• 10% decrease

Original Amount - 250

New Amount - 215

• 14% increase

• 14% decrease

• 1.4% increase

• 1.4% decrease

Original Amount - 785

New Amount - 628

• 2% increase

• 2% decrease

• 20% increase

• 20% decrease

Original Amount - 500

New Amount - 590

• 18% increase

• 8% decrease

• 8% increase

• 18% decrease