Average temperature for Monday to Wednesday was 40°C. Average for Tuesday to Thursday was 41°C. Thursday temperature was 42°C. What was Monday's temperature? MCQ with Answer and Explanation
Average temperature for Monday to Wednesday was 40°C. Average for Tuesday to Thursday was 41°C. Thursday temperature was 42°C. What was Monday's temperature?
A. 41
B. 39
C. 38
D. 40
Answer: Option B
Solution (By JKSSB Mock Tests)
Let M,T,W,Th. (M+T+W)/3=40. (T+W+Th)/3=41, Th=42. From second: T+W=123-42=81. First: M+81=120, M=39.
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