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These resources are designed to help you familiarize yourself with the exam format, identify key topics, and practice effectively. Whether you're preparing for the May/June or GCE sessions, our curated materials provide both objective and theory questions to enhance your study sessions.","tags","waec nigeria west africa examination council","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",10,"createdOn",1755991949910,"updatedOn","questionsCount",27220,"courseCount",23,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":414,"_415":416,"_263":370,"_417":418,"_419":420,"_110":425},"B9zOIm1u5FJcyI8nQM2qBDM143m70Y","q","The subtraction below is in base seven. Find the missing number.
\n 5 1 6 2_seven
\n-2 6 4 4_seven
\n--------
\n 2 * 1 5
\n--------","ans",[95],"2010","course","mathematics","exp","5 1 6 2_seven
\n-2 6 4 4_seven
\n--------
\n 2 2 1 5
\n--------
\n
\nthe missing number is 2","opts",[421,422,423,424],"2","3","4","5",29,"29","initComment","initReply","actionData","errors"]

WAEC - Mathematics (2010 - No. 29)

Explanation

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