12. How many different arrangements can be formed of the word PROBLEM? Of these how many start with PR and end with M?​

12. How many different arrangements can be formed of the word PROBLEM? Of these how many start with PR and end with M?​

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1 thought on “12. How many different arrangements can be formed of the word PROBLEM? Of these how many start with PR and end with M?​”

  1. Step-by-step explanation:

    Mathematic can be arranged in 453,600 different ways if it is ten letters and only use each letter once. Assuming all vowels will be together 15,120 arrangements.

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