IGCSE/GCSE/O & A Level/IB/University Student Forum
Qualification => Subject Doubts => IGCSE/ GCSE => Math => Topic started by: °o.O-hash94-O.o° on March 29, 2010, 09:46:03 am
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hi,
doing the question 1 of paper 4 maths o/n 09!
and i am stuck on (d) part the answer in mark scheme is 1.92
and i am getting 1.8!
:'(
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When I get home
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Best way to do this is to do it through cross multiplication:
Previous Week : Now
x : $2.4
100% : 125%
therefore, x equals: (2.4x100)/125= $1.92