The ratio of the number of players in the three cricket teams A, B and C is 2 : 5 : 3. If the ratio of number of runs scored per player for each of the three teams A, B and C, is 30 : 17 : 25 respectively, then what is the average number of runs scored per player across all the three teams collectively?
A. 20
B. 21
C. 22
D. 23
Answer: Option C
Solution (By Examveda Team)
$$\eqalign{ & A:B:C = 2:5:3 \cr & {\text{Average}} = \frac{{30 \times 2 + 17 \times 5 + 25 \times 3}}{{10}} \cr & = \frac{{60 + 85 + 75}}{{10}} \cr & = 22 \cr} $$This Question Belongs to Arithmetic Ability >> Average
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