(a) 1234 + 5432 = 6666

answer: hex , binary, octal, decimal

(b) 41 / 3 = 13

answer: octal,binary

(c) 33 / 3 = 11

answer: decimal,hex,octal,binary

(d) 23 + 44 + 14 + 32 = 223

answer: ?

(e) 302/20 = 12.1

answer: ?

(f) $\displaystyle sqrt(41) = 5$

answer: ?

Thank you for helping me