Or:

Put all 55 marbles that you selected from the bags together on the balance. The number of grams that the total weight of these 55 marbles differs from 550 grams, is equal to the number of marbles of 9 grams that are among those 55 marbles, and that is equal to the number of the bag which contains only marbles of 9 grams

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Halloween Riddles are hand picked Halloween Riddles for use by teachers in the classroom and for home school lessons. This halloween riddles quiz provides the option to be downloaded as a PDF or printable directly from the Halloween Riddles quiz page.

Thanksgiving Riddles are hand picked Thanksgiving Riddles for use by teachers in the classroom and for home school lessons. This thanksgiving riddles quiz provides the option to be downloaded as a PDF or printable directly from the Thanksgiving Riddles quiz page.

Christmas Riddles are hand picked Christmas Riddles for use by teachers in the classroom and for home school lessons. This christmas riddles quiz provides the option to be downloaded as a PDF or printable directly from the Christmas Riddles quiz page.