Apack of cinnamon-scented pencils sells for $9.00. what is the sales tax rate if the total cost of the pencils is $9.45?

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?