A coilege admission where appplicants nave to choose only one subject, 1/4 of the applicants acted far biology 1/6 for chemistry, 1/8 tor pnysics and 1/12 for m

a coilege admission where appplicants nave to choose only one subject, 1/4 of the applicants acted far Biology 1/6 for Chemistry, 1/8 Tor PnysicS and 1/12 for Maths. 18 applicants did not act for any of the above four subjects. How many applicants were there? (2) 24 () 22 (4) 48 36