Question 108361

given:
{{{x =NUMBER- OF- UNITS- ARE- SOLD}}} 
{{{THE -PRICE -OF- EACH- UNIT = p }}}and is given by:

{{{p = -(x/2) + 75}}}
     
FIND THE UNIT PRICE WHEN THE FOLLOWING QUANITIES ARE SOLD: {{{2}}},  {{{7}}},  {{{9}}},  {{{11}}}

if we take {{{x = 2}}}, then

{{{p = -(x/2) + 75}}}

{{{p = -(2/2) + 75}}}

{{{p = -1 + 75}}}

{{{p = 74}}}


if we take {{{x = 7}}}, then


{{{p = -(7/2) + 75}}}


{{{p = -3.5 + 75}}}


{{{p = 71.5}}}


if we take {{{x = 9}}}, then

{{{p = -(9/2) + 75}}}

{{{p = -4.5 + 75}}}

{{{p = 70.5}}}


if we take {{{x = 11}}}, then

{{{p = -(11/2) + 75}}}

{{{p = -5.5 + 75}}}

{{{p = 69.5}}}