A girl’s name is “Olivia Summer” so her initials are OS. How many people need to be in an auditorium to ensure that at least 4 people in that room have the same pair of initials?

step-by-step explanation:

i hate black

51-50

step-by-step explanation:

probability for j is 1/4

while

a is 1/6

the answer is:

the answer is:

to solve the problem, we need to remember the quotient of power property, it's defined by the following relation:

if we have a quotienf of powers that have the same base, we need to keep the same base and subtract the exponent of the denominator power to the exponent of the numerator power.

so, we are given the expression:

then, calculating we have:

hence, the answer is:

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