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In a class of 26 students, 10 students in 'Spanish', 17 students in 'German', 11 students in 'Sanskrit', 8 students in 'Spanish' and 'German', 6 students in 'German' and 'Sanskrit', 2 students in 'Sanskrit' and 'Spanish', 1 students in all the three subjects could get first class marks. How many of them got first class marks in only 'Spanish'? |