Direction:Study the information given below carefully and answer the following questions.

Three electronic companies Samsung, Sony, and LG sold smart TV sets in the month of September, October, and November. In October, Sony sold 60% more sets than that of September. The ratio of sets sold by Samsung and LG in November is 3:2. Sony sold 600 more sets than LG in October. The total number of sets sold by Samsung in all three months is 6000. In November, LG sold 50% of the TV sets sold by Sony in the same month. There was a decrease of 25% in sales of Sony sets from October to November. The total number of sets sold by all three companies in November is 2700. LG sold 900 TV sets in September. The ratio of sets sold by Samsung in September and October was in ratio 1:2