 
 <translate> Aliyah has 10 more phones than her sister Vivienne. If Vivienne has 40 phones, and the two sisters sell their phones at $400 each, calculate the total amount of money they have together? Let's think first. Chain of thought: <hau> Aliyah tana da wayoyi 10 fiye da 'yar uwarta Vivienne. Idan Vivienne tana da wayoyi 40, kuma 'yan'uwa mata biyun suna sayar da wayoyinsu a dala 400 kowannensu, ka lissafa jimlar kuɗin da suke da shi tare? Bari mu yi tunani da farko. Sarkar tunani: 