What is the sum of all the multiples of 3 between 30 and 80?	Select the correct option.
A) 2103
B) 2106
C) 1053
D) 1252
E) 1535
You first have to know all the multiples of 3 between 30 and 80. They are 3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,60,63,66,69,72,75,and78. If you add all these numbers together, you get1053.   Final Answer:1053
<result>C</result>
What is the sum of all the multiples of 3 between 30 and 80?