N+ 1 = 4(n – 8)

n = 1
n = 8
n = 11
n = 16

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?

Me d is also an option but i couldn't get it in the picture

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?