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Manchester grammer problem

Posted: Fri Aug 01, 2014 1:51 pm
by blue lagoon
Can anyone pls help me how to do this without simultaneous equation
2 oranges and 3 lemon = 64
3 orange and 4 lemon =. 89
What is the cost of 1 orange

Re: Manchester grammer problem

Posted: Fri Aug 01, 2014 2:00 pm
by gulat
Multiply top equation by 4 and bottom equation by 3 to give

8 oranges and 12 lemon = 256
9 orange and 12 lemon = 267

So 1 orange = 267 -256 = 11p

Hope that helps