In a quiz, team A scored - 40, 10, 0 and team B scored 20, 0, - 40 in three successive rounds, team C scored 30,30,20 and team D scored 80, 20, -10.(i) Which team scored the highest?(ii) Which team scored the lowest?(iii) What is the difference between the teams which scored the highest and the team which scored lowest?

In a quiz, team A scored - 40, 10, 0 and team B scored 20, 0, - 40 in

1.	In a quiz, team A scored - 40, 10, 0 and team B scored 20, 0, - 40 in three successive rounds, team C scored 30,30,20 and team D scored 80, 20, -10.(i) Which team scored the highest?(ii) Which team scored the lowest?(iii) What is the difference between the teams which scored the highest and the team which scored lowest?
Answer» In a quiz, team A scored - 40, 10, 0 and team B scored 20, 0, - 40 in three successive rounds, team C scored 30,30,20 and team D scored 80, 20, -10. (i) Which team scored the highest? (ii) Which team scored the lowest? (iii) What is the difference between the teams which scored the highest and the team which scored lowest?