3. ) At 65 km/hr, Alfred can reach home in 50 minutes. At what speed
should he drive his car so that he can reach home 10 minutes earlier?
4. ) A land area was divided among the three heirs in the ratio 5:2:4. If the
largest share was 20 hectares of land, what is the total are of the land?
5. ) A certain amount of money is divided among Rio, Kim and Leo in the
ratio 5:7:3. If Leo gets Php 24,000. 00, how much is the total amount?.