Elina and Gustavo leave Cayley H. S. at 3:00 p. m. Elina runs north at a constant speed of 12 km/h. Gustavo walks east at a constant speed of 5 km/h. After 12 minutes,
Elina and Gustavo change direction and travel directly towards each other, still at
12 km/h and 5 km/h, respectively. The time that they will meet again is closest to

(A) 3:24 p. m. (B) 3:35 p. m. (C) 3:25 p. m. (D) 3:29 p. m. (E) 3:21 p. m.

Need now 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.