An online company sold 3,586,598 copies of the book favorite pizza recipes and 2,819,249 copies of the book easy-to-learn guitar songs.

round each number to the nearest hundred thousand.

about how many copies of the two books were sold altogether?

a.
5,000,000

b.
6,000,000

c.
6,300,000

d.
6,400,000

Find the length of the diagonal of the rectangle. round your answer to the nearest tenth. || | | 8 m | | | | 11 m

Sum of the interior angles of a pentagon

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z