Find the 90 th derivative of the function ƒ(x)=cos(x)

Solve for x and select the correct answer

Im so bad at fractions they are not my best math thing to work on

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?