Online Self-Tests(B28)

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  1. At an art exhibition, nails are needed in order to hang up the paintings. If a painting needs 3 nails to stay on the wall and there are 43 paintings, how many nails are needed if there are 12 art exhibitions?

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  (1 point)

  
  

  Answer:

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  2. Determine the unknown decimal.

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  (1point)

  
  

  0.35

  +

  =

  0.5

  
  
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  3.There are 64 cups in a hotel for guests. If there are 3 floors and 7 rooms on each floor, how many cups does each room have? Presume that each room has the same number of cups.

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  (1 point)

  
  

  Answer:

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  4. Determine the unknown sign.

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  (number, +, –, x, ÷, >, <, or =)

  
  

  3	–	1		2
  7		14		7

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  5. Determine the value that makes the equation true.

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  (number, +, –, x, ÷, >, <, or =)

  
  

  ×

  (7

  –

  1)

  =

  12

  
  
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  6. If x ÷ 3 = 2 and y = 2, find the value of x × y.

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  (1 point)

  
  

  Answer:

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