Over the summer, kyle traveled to paris, france. at the time, one u. s. dollar was equivalent to 0.82 euros. using this exchange rate, he exchanged $507 for euros. from the money he exchanged, he spent 221 euros while in france. about how much money, in u. s. dollars, did he have when he left france? a. $237.49 b. $506.18 c. $194.74 d. $415.74

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

How does reflecting or rotating a figure change the interior angles of the figure?

24m^2n+30mn^2+18mn, a sweet challenge!