In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Problem: dacid obtained 96 , 95 , 82 , 97 and 95 marks ( out of 100 ) in english , mathematics , physics , chemistry and biology . what are his average marks ? 
Options: a ) 79 , b ) 93 , c ) 88 , d ) 88 , e ) 75
b

Problem: n is a whole number which when divided by 4 gives 3 as remainder . what will be the remainder when 2 n is divided by 4 ? 
Options: a ) 3 , b ) 2 , c ) 1 , d ) 0 , e ) 5
b

Problem: let n be the greatest number that will divide 1305 , 4665 and 6905 , leaving the same remainder in each case . then sum of the digits in n is : 
Options: a ) 4 , b ) 5 , c ) 6 , d ) 8 , e ) 10

a