Answer :
Based on the above scenario, the unique ways there are to arrange 444 of the 777 dishes is 840 .
What is the arrangement about?
In the case above, the number of different arrangements of the dishes is said to be the product between the numbers of options and thus it is
4 x 3 x 2 x 1 = 24
Therefore, the total number of unique ways of arranging 4 of the 7 dishes will be:
D = 24 x 35 = 840
Therefore, Based on the above scenario, the unique ways there are to arrange 444 of the 777 dishes is 840 .
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