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Math Review 3

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  • Each box contains 24 chocolates. If there are 15 boxes, how many chocolates are there in total?
    360 chocolates
  • A recipe calls for 3 cups of flour for every 2 cups of sugar. If you want to use 12 cups of flour, how many cups of sugar do you need?
    8 cups of sugar
  • A farmer has 240 apples. If he wants to pack them into bags containing 12 apples each, how many bags can he fill?
    20 bags
  • Emily has 250 marbles. She gives 45 marbles to her friend and then buys 75 more. How many marbles does Emily have now?
    280 marbles
  • The ages of five friends are: 10, 12, 14, 11, and 13. What is the mean age?
    12
  • The ages of students in a group are: 11, 12, 11, 13, 12, 11. What is the median age of the students?
    11.5
  • The heights (in inches) of five students are: 54, 56, 58, 52, and 60. What is the median height?
    56
  • The perimeter of a rectangle is 50 cm. If the length is 15 cm, what is the width?
    10cm
  • Jason read 45 pages of a book on Monday and 38 pages on Tuesday. If the book has 150 pages, how many pages does he have left to read?
    67 pages
  • A bookstore has 500 books. They sold 120 books last week and received a shipment of 90 new books. How many books are in the bookstore now?
    470 books
  • The temperatures recorded over a week are: 70°F, 75°F, 68°F, 72°F, and 78°F. What is the range of temperatures?
    10°F
  • A number is decreased by 9 and the result is 23. What is the number?
    32
  • The number of books read by students in a month is: 5, 3, 8, 6, and 7. What is the median number of books read?
    6
  • A library had 1,000 books. After a donation, they have 763 books left. How many books were donated?
    237 books
  • The favorite colors of a group of students are: Blue, Red, Blue, Green, Yellow, Red, Blue. What is the mode?
    blue
  • A car travels 150 miles on 5 gallons of gas. How many miles can it travel on 8 gallons of gas?
    240 miles
  • A number is multiplied by 4 and then decreased by 7 to get 21. What is the number?
    7
  • If 3 x − 5 = 16, what is the value of x?
    7
  • A bakery sold 150 cupcakes in the morning and 85 in the afternoon. If they had 400 cupcakes at the start of the day, how many cupcakes are left?
    165 cupcakes
  • The test scores of a class are: 55, 78, 62, 90, and 85. What is the range of the test scores?
    35
  • The numbers in a set are: 4, 5, 6, 4, 7, 5, 4. What is the mode of these numbers?
    4
  • If x + 15 = 40, what is the value of x?
    25
  • A jar contains red and blue marbles in the ratio 4 : 3. If there are 28 red marbles, how many blue marbles are there?
    21 blue marbles
  • Sarah has 245 stickers. She buys 128 more. How many stickers does she have now?
    373 Stickers
  • If a number is multiplied by 6 and the result is 48, what is the number?
    8
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