Question

\frac{ { \left( \cos ( x ) \right) }^{ 4 } + { \left( \cos ( x ) \right) }^{ 2 } { \left( \sin ( x ) \right) }^{ 2 } + { \left( \sin ( x ) \right) }^{ 2 } }{ { \left( \cos ( x ) \right) }^{ 2 } + { \left( \sin ( x ) \right) }^{ 2 } { \left( \cos ( x ) \right) }^{ 2 } + { \left( \sin ( x ) \right) }^{ 4 } }

Answer 1

Mona brought a car for Rs .6,80,564.she gave Rs.7,00,000 to the shop keeper.how much money did she get back?