2020 Business Mathematics and Logical reasoning and Statistics

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Question : 72 of 98

Marks: +1, -0

The HM of

{A}

and

{B}

is

\;{1}/{3}

and

{HM}

of

{C}

and

{D}

is

\;{1}/{5} .

Then

{HM}

of

{A}, {B}, {C}

and

{D}

is

$\;{8}/{15}$
$\;{1}/{4}$
$\;{15}/{8}$
$\;{4}/{15}$

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