odpoveď: #3.5# alebo #7/2# vysvetlenie: #X%# prostriedky # X / 100 #. #35%# prostriedky #35/100 = 7/20#. #35%# 10 prostriedkov # 35% xx 10 = 7/20 xx 10 # # = 7 / {2cancel (0)} xx 1cancel {0} # # = 7/2 xx 1 # #= 7/2 = 3.5#
