Vaidev played 5 games of bowling. His scores for the first 4 games were 152, 146, 173 and 103 points respectively.
- Find his average score for the first 4 games.
- After his fifth game, his average score increased by 3.3 points. Find his score for his fifth game.
(a)
Total score of first 4 games
= 152 + 146 + 173 + 103
= 574
Average score of first 4 games
= 574 ÷ 4
= 143.5
(b)
Average score of 5 games
= 143.5 + 3.3
= 146.8
Total score of 5 games
= 5 x 146.8
= 734
Score of Vaidev's fifth game
= 734 - 574
= 160
Answer(s): (a) 143.5; (b) 160