Finding Outcomes: How many ways can eight letters be arranged into groups of five where order matters and the first two letters are already chosen?
A. 100
B. 120
C. 240
D. 720

you can first factor out the n to get n(1+5). we know that 1+5 is 6, so we just have 6n.

addition

step-by-step explanation:

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

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