One hundred teenagers are sampled at random about how much time (in hours) they spend doing homework on a given night. The results are displayed in the graph below. Predict about how many teenagers out of 250,000 would spend 1 hour doing homework on a give night.

What is the area of the triangle 10 13 12

Tom drove 206 miles in 3.9 hours. estimate his average speed.

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)