Which expression represents the phrase?

"A number y increased by 8, and then tripled."

A) 3y + 8
B) 3y – 8
C) 3(y + 8)
D) 3(8 – y)

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?

Which polygon is she in the process of constructing ?

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.