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    can anyone walk me through the following question?!? Attachment 702572
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    attachment not found
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    (Original post by Michael Spearing)
    can anyone walk me through the following question?!? Attachment 702572
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    (Original post by _gcx)
    attachment not found
    posted above
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    (Original post by Michael Spearing)
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    No ideas at all? It might help you write 400 as 4 \times 10^2
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    convert 3.6 x 10^4 into 36000
    that leaves us with 36000 / 400
    aka 360/4 which is 90
    90 = 9 x 10^1
    (i could be wrong sorry! it's been 5 months since i've done maths)
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    (Original post by ggxsywes)
    convert 3.6 x 10^4 into 36000
    that leaves us with 36000 / 400
    aka 360/4 which is 90
    90 = 9 x 10^1
    (i could be wrong sorry! It's been 5 months since i've done maths)
    thank you so much!
 
 
 
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