Q) Answer the question based on the following data for examination: Candidates appeared 10500; Passed in three subjects only 5685; Passed in three subjects only 1498; Passed in two subjects only 1250 ; Passed in one subject only 835; Failed in English only 78; Failed in Math’s only 275; Failed in Physics only 149; Failed in Chemistry only 147; Failed in Biology only 221
How many candidates passed at least in four subject?
Options:
A)870
B) 1705
C) 5685
D) 6555