What is the value of m in the equation below when j = 24 and n = 3? j= 2mn

A. -2
B. 4
C. 6
D. 8

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°

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?