രണ്ട് സംഖ്യകൾ 3 : 5 എന്ന അനുപാതത്തിലാണ്. ഓരോ സംഖ്യയും 10 കൂട്ടിയാൽ അവയുടെ അനുപാതം 5 : 7 ആയി മാറുന്നു. എങ്കിൽ സംഖ്യകൾ :
A3,5
B13,22
C7,9
D15,25
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