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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":415,"_416":417,"_263":370,"_418":419,"_420":421,"_110":426},"YcNRQiusCb0ohPDVRn1Yr8xAtUWOIq","q","The temperature in a chemical plant was -5^oC at 2.00 am. The temperature fell by 6^oC and then rose again by 7^oC. What was the final temperature?","ans",[414],1,"2006","course","mathematics","exp","Temperature = -5^oC
\n
\nIt fell by 6^oC = -5^oC - 6^oC
\n
\n= -11^oC
\n
\nThen rose by 7^oC = -11 + 7
\n
\n= -4^oC (final temperature)","opts",[422,423,424,425],"-6^oC","-4^oC","4^oC","8^oC",31,"31","initComment","initReply","actionData","errors"]

WAEC - Mathematics (2006 - No. 31)

Explanation

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