Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 McGraw Hill Glencoe - Answer Keys
Chapter 2: Percents; Lesson 7: Discount


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  • Question 21 (request help)

    An appliance store is having a 15% off sale during a holiday weekend. Which of the following could be deals offered by the store during the sale? Select all that apply.
    • washing machine: regular price: $680, sale price: $578
    • refrigerator: regular price: $1,120, sale price: $896
    • dryer: regular price: $340, sale price: $289
    • chest freezer: regular price: $250, sale price: $212.50
  • Question 22 (request help)

    The table shows the regular prices and sale prices of items at 4 different stores.  Select the correct percent of discount offered by each store.

            

  • Store Price Sale Price Percent of Discount
    A $68.20 $51.15
    B $125.40 $100.32
    C $269.75 $215.80
    D $38.60 $32.81

Spiral Review

Find the percent of change. Round to the nearest whole percent if necessary. State whether the percent of change is an increase or decrease.

  • Question 23 (request help)

    35 birds to 45 birds
  • \(\large \text{ %}\)
  • Explain:
  • Question 24 (request help)

    60 inches to 38 inches
  • \(\large \text{ %}\)
  • Explain:
  • Question 26 (request help)

    Complete the table to express each number of months in years. Write in simplest form. The first one is done for you.

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