Mr. Jansen and Mr. Tong are grading quizzes. Mr. Jansen has 30 quizzes graded already and grades at a rate of about 1 quiz per minute. Mr. Tong only has fifteen quizzes graded but grades at a rate of about 2 quizzes per minute. Write an inequality that shows how long Mr. Jansen remains ahead of Mr. Tong in the number of quizzes graded.

Which system of linear inequalites is represented by the graph?

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

Cor d? ? me ? max 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.