To prepare for a job test, joan has to find the sum of 10 different scores for her friends, then divide by 10. which of these best describes what joan had to find? rate median mean mode

Joan had to find the mean.

The mean is a fancy word used to describe an average. When you add a series of numbers together and divide by the number of inputs, it gives you an average of them. Therefore, what she is finding is the mean.

idk

step-by-step explanation:

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:

have a nice day!