Can somebody help real quickly? I'm stuck. I originally got 4085.2 as my answer but it marked it as wrong. Thank you so much, in advance! C: In a psychology class, 57 students have a mean score of 85.7 on a test. Then 18 more students take the test and their mean score is 74.6.

What is the mean score of all of these students together? Round to one decimal place.

Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.