Greg needs to memorize words on a vocabulary list for French class. He has memorized
15

of the words, which is three-fifths of the list. How many words are on the list?

Asoftball team played ten games, scoring 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10 runs. they lost by one run in exactly five games. in each of their other games, they scored twice as many runs as their opponent. how many total runs did their opponents score?