<prompt> Translate the following text to EnglishIkiwa nchi A ina idadi ya watu mara mbili ya nchi B, basi mteremko na kukatisha kazi ya gharama ya A itakuwa kubwa mara mbili kama mteremko na kukatisha kazi ya gharama ya B.  <response>: If country A has twice as many inhabitants as country B, then the slope and intercept of As cost function will be twice as large as the slope and intercept of Bs cost function. 