A number is chosen at random from the set {5,10,15,20,25,30,35,40,45,50}. Which answer describes mutually exclusive events?

choosing a multiple of 10 and a multiple of 5
choosing a number less than 20 and greater than 15
choosing an odd number or a multiple of 10

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.

In an isosceles triangle, the vertex angle is 112 degrees. what is the measure of each base. a.34 b.24 c.44 d.54

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?