If v1= (2,4) and v2 = (-1,5), then v1•v2 is equal to which of the following? O A. 22
O B. (8,-5)
O C. 18
O D. (-2,20)

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal

Vinny is interviewing for a job.he wants his take home pay to be at least $42,000.what is the least salary he can earn if he pays 25% income tax?