<prompt> Translate the following text to EnglishKwa hiyo, riba wanayopokea inapaswa kuorodheshwa kwa njia ile ile kama riba inayopokea na fedha nyingine zinazoweza kugeuka, ambayo ni mapato ya kubadilishana.  <response>: The interest they receive should therefore be classified in the same way as the interest received by other revolving funds, which is exchange revenue. 