Determine whether the graphs of x+y=3 and x-y=8 are perpendicular

A random draw is being designed for 210 participants. A single winner is to be chosen, and all the participants must have an equal probability of winning.

Convert unit rate 2.1yd/min = ft/s

The probability of event A is x, and the probaility of event B is y. If the two events are independent, which condition must be true? P (A|B) = x P (A|B) = y P (B|A) = x P (B|A) = xy

An organization of berry farmers releases a study reporting that people who eat blueberries every day have a lower cholesterol level. Which statement describes the best conclusion to draw from the study?

Mary borrowed $11,000 at 5% simple interest for 4 years. What was the total interest

Easy Buy Company gave out 7 DVD's to each of their employees as gifts. There were 32 employees. How many DVD's did the company give out?

What is 7.2 divided by 8

A student read a total of 72 books over the course of a year. Since there are 12 months in a year, how many books did the student average each month? books

At a small university, there are 1800 female students and 2000 male students. Which of the following expresses the ratio of female students to male students? A.) 10 to 9 B.) 9/10 C.) 10/9 D.) 10 : 9

If m 1 + m 5 = 100, find the measure of m 2