I have an 88 in my math class, according to my teacher if I get a 75% on my final exam my grade will be 86. my final exam is what percent of my grade?

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

In the diagram of circle o, what is the measure of zabc?