 
 <prompt> Don haka a samu matsayin shekara sabuwar shekara, Mary ta dauki yaransu biyu zuwa gida. Ta dauki matsayin shekara ga yarinyar sa Jamie, wanda ya kai shekara ga $30. Jumla na matsayin da aka dauka shine $110. Idan matsayin shekara biyu da aka dauka ga James sun kasance da sabon sabon matsayi, me yasa matsayin shekara daya ya kasance da wannan? <response>: ```The total spent on both pairs of jeans was $110 - $40 - $30 = $40.
One pair of jeans would cost $40 / 2 = $20.

The answer will be 20.``` 