A teacher has 3 trays that each contains 203 marbles. After combining the marbles in all 3 trays, the TOTAL number of marbles is closest to
A. 400 marbles
B. 700 marbles
C. 600 marbles
D. 800 marbles
E. 500 marbles
A. 400 marbles
B. 700 marbles
C. 600 marbles
D. 800 marbles
E. 500 marbles