Mathematics
Grade-7
Easy

Question

Jeff had 27lb can of mighty dog food. This dog eats 2 1 fourth lbs each day. Number of days the can lasts is_________

  1. 1 over 12
  2. 3 over 8
  3. 8 over 3
  4. 9 over 10

The correct answer is: 1 over 12


    STEP BY STEP SOLUTION
    Total capicity of can jeff have  = 27lbs
    Food dog eats per day = 2 1 fourth l b s
    So to find out for how many days the food will last we will divide the food that dog eats per day by the total capicity of can
    2 1 fourth space divided by space 27 space equals space 9 over 4 space divided by space 27 over 1 space equals space 9 over 4 space cross times space 1 over 27 space equals space 9 over 108 space equals space 3 over 36 space equals space 1 over 12

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