Ivy and her brother, Hayden, each got a box of chocolates for Valentine’s Day. Her box contained 12 chocolates, and his box contained 10 chocolates. They both knew that their dad loved chocolate, so they each gave him half of their chocolates. Also, they each gave their mother two chocolates; then they ate the rest. How many chocolates did Ivy get to eat? How many chocolates did Hayden get to eat?

Acompany is testing in comparing to lightbulb designs the box plot shows the number of hours that each lightbulb design last before burning out which statement is best supported by the information of the plot

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.