Question 33558
{{{ V(old) = 10 * 8 * 4 = 320 }}}
{{{ V(new) = 10 * 6 * 6 = 360 }}}
{{{ V(new)/V(old) }}}
{{{ 360/320 }}}
Reduce
{{{ 36/32 }}}
{{{ 9/8 }}}

The answer is D