A teacher has 5 trays that each contains 117 rings. After combining the rings in all 5 trays, the TOTAL number of rings is closest to
A. 480 rings
B. 660 rings
C. 600 rings
D. 720 rings
E. 540 rings
A. 480 rings
B. 660 rings
C. 600 rings
D. 720 rings
E. 540 rings
