Student in two fifth grade classes were given the same english test. one class of 24 studmets had a mean 86, and the second class of 23 students had a mean of 85. what is the mean for the total number of students in both classes to the nearest 0.1

The mean of the total number of students is 85.5

Step-by-step explanation:

REcall that given n data points, the mean is given by

.

Let us number the students of the 24 students' class from 1 to 24 and the let us number the students of the other class from 25 to 47.

The question is to find the following

REcall the following

Then, from this equations we can deduce that

Therefore,

the answer is 3/5

step-by-step explanation:

first divide 24 divided by 8 because that is the least common multiple

then divide 40 by 8

then you will get 3/5.

answer:

your answer is: c. 196 7/8 in^3.