PLEASE ANSWER How do different body systems work together to cause the
heart to pump faster over time?

1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.

What is the measure of angle tvu shown in the diagram below

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)