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It assesses knowledge in subjects relevant to the candidate’s chosen course of study.","tags","utme jamb joint admission matriculation board unified tertiary matriculation examination nigeria africa","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",19,"createdOn",1755987353430,"updatedOn","questionsCount",29915,"courseCount",20,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":415,"_416":417,"_263":370,"_418":419,"_420":421,"_110":427},"FJqvilOmHyNuRPnn8QBrXQ1e4U5eEJ","q","A father is now three times as old as his son. Twelve years ago he was six times as old as his son. How old are the son and the father?","ans",[414],4,"1979","course","mathematics","exp","Son = x, Father = 3x, 12 yrs ago
\n
\nson = x - 12, father = 3x - 12
\n
\n3x - 12 = 6(x - 12)
\n
\n3x - 12 = 6x - 72
\n
\n3x = 60
\n
\nx = 20","opts",[422,423,424,425,426],"20 and 45","100 and 150","45 and 65","35 and 75","20 and 60",39,"39","initComment","initReply","actionData","errors"]

JAMB - Mathematics (1979 - No. 39)

Explanation

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