PLEASE HELP ME THIS IS A TIMED TEST While reviewing last month's finances, Caleb noticed that he had spent $300 on a wedding cake and deposited $650 that he had earned from selling books to a used bookstore. Then, he again spent $98 to buy some new books. Which integer represents the change in Caleb's savings?
A. 1,048
B. 252
C. -448
D. -852

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.