Tre'Quan reads at a constant rate that lets him complete 4 chapters each week. He starts reading a book with 42 chapters. Which equation below models the number of chapters that he has left to read , y, after x days?

Which compound inequality could be represented by the graph?

Summary statistics given for independent simple random samples from two populations. use the pooled t-interval procedure to obtain specified confidence interval. x1=71.6, s1=3.9, n1=11, x2=67.9, s2=3.4, n2=9 determine a 99% confidence level.

Aaron paid $9.75 for markers that cost $0.75 each. he bought 4 times as many pencils for $0.35 each. how much did aaron pay for pencils?