Brian read 4/5 of a chapter in 1/4 of an hour. If his book has 10 chapters, how much of the book does he read in 3 hours?

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range