??????????????? "equivalent amount av bananas" ????????????... ??? maebee yu meen him spend same $ on bananas & oranges ????... ????????? "pruchased"..the werd is bi or bot... me thank yu tri tu sae 1 orange kost 5 r's (wotever that mite be) & banana kost 2... if spend same $ on eech, him get 2.5 bananas for eech orange orange profit=20%, banana profit=15%... this impli him sell orange for 1.2*5=6 & sell banana for 1.15*2=2.3 eech... him take in 390 r's munee take in=6*(num oranges)+(1.15*number bananas)=390 me assume number bananas=2.5*number oranges, so... 6*x + 1.15*(2.5x)=390... x=number oranges 6x+2.875x=390 or 8.875x=390, so x=390/8.875=43.94366197... round x=44=number oranges