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A vet gets a figure of white blood cell count as 

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\\[\\text{WBC}=\\var{cellc} \\times 10^9 \\text{/L}\\]

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How many white blood cells are there in a litre? Choose one of the following:

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$\\var{cellc*10^9}$

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$\\var{cellc*10^8}$

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$\\var{cellc*10^(11)}$

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$\\var{cellc*10^7}$

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In artificial insemination, only ejaculates with $70\\%$ progressively motile spermatozoa before freezing and  $50\\%$ progressively motile spermatozoa post thawing were accepted.

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Which of the following ejaculates are not accepted:

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$\\var{bf1}\\%$ progressively motile before freezing $\\var{pt1}\\%$ post thawing

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$\\var{bf2}\\%$ progressively motile before freezing $\\var{pt2}\\%$ post thawing

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$\\var{bf3}\\%$ progressively motile before freezing $\\var{pt3}\\%$ post thawing

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$\\var{bf4}\\%$ progressively motile before freezing $\\var{pt4}\\%$ post thawing

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The lowest sperm concentration demanded from the two pooled ejaculates, if not discarded, was $\\var{thismany}$ million spematozoa per ml. 

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Express this in the form $a \\times 10^b\\text{/ml}$ where $1 \\lt a \\lt 10$.

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$a=\\;$[[0]]

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$b=\\;$[[1]]

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27/10/2013:

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Created.

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Vetnet question.

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