The average temperature for the first four days of a week is 40.2° C and that of the last four days is 41.3° C. If the average temperature for the whole 40.6°C, then the temperature on the fourth day is-
A. 40.8° C
B. 41.3° C
C. 41.8° C
D. 38.5° C
Answer: Option C
Solution (By Examveda Team)
Temperature on the fourth day= [(40.2 × 4 + 41.3 × 4) - (40.6 × 7)]° C
= 41.8° C
This Question Belongs to Arithmetic Ability >> Average
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