4838 people took part in a marathon. 425 people gave up after the first hour. One third of the remaining people gave up after the second hour. The rest completed the marathon. How many people completed the marathon?
A 2945
B 2942
C 2940
D 2948
4838 people took part in a marathon. 425 people gave up after the first hour. One third of the remaining people gave up after the second hour. The rest completed the marathon. How many people completed the marathon?
A 2945
B 2942
C 2940
D 2948