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maths_header

 

 

MATHS@WORK
This section is an "extract from Maths@Work Teacher's Pack (Pub: 2000), by Kind Permission of Harrison Smith Associates Ltd, London (www.mathsatwork.com) following an initiative by
the Institute of Maths and its Applications. (www.ima.org.uk) .

ANSWERS

CASE 1

Money made 24 ((37.5 x 10 ) + ( 67.5 x 20 ) + ( 195 x 30 )) = $181 800
Costs 24 (( 150 x 15 ) + ( 150 x 25)) = $144 000
     
 
PROFIT
 $ 37 800

CASE 2

Money Made 24 (( 40 x 10 ) + ( 70 x 20 ) + ( 190 x 30 )) = $180 000
Costs 24 (( 200 x 15 ) + ( 100 x 25 )) = $132 000
     
 
PROFIT
 $ 48 000

All of these types of issues are worked by refinery staff using powerful computer tools to come up with an optimised daily run plan for the entire refinery. No small task considering that the refinery is the size of a village and has many distillation columns as well as reactors and blending technology which can convert one type of product into another!