The sum of three consecutive multiples of 3 is 72. What is the largest number?
Pick one:
A) 21
B) 24
C) 27
D) 36
E) 39
Let the numbers be 3x, 3x + 3 and 3x + 6.   Then,   3x + (3x + 3) + (3x + 6) = 72   9x = 63   x = 7   Largest number = 3x + 6 = 27.   ANSWER:27
<result>C</result>
The sum of three consecutive multiples of 3 is 72. What is the largest number?