Each participant in a certain study was assigned a sequence of 3 different letters from the set {a, b, c, d, e, f, g, h}. if no sequence was assigned to more than one participant and if 36 of the possible sequences were not assigned, what was the number of participants in the study?

300

Step-by-step explanation:

We are given that

Total number of letters used =8

Letters used in one sequence=3

Each participant was assigned a sequence of 3 different letters.

Repetition is not allowed.

Total number of possible participants in the study=

But , we are given that number of possible sequence were not assigned=36

Therefore, total number of participants in the study=336-36=300

step-by-step explanation: