Susan and Alejandro were in a race to finish their math work. Together they spent 30 minutes. Susan worked twice
as fast as Alejandro. How many minutes did each one spend on their math work.

What is the absolute value of the complex number -4-sqrt2i

Subject: geometryneed with 6 and 7

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?