The average temperature of Delhi for four days in a particular month is 48°C. If the average temperature of second and third days 34°C and the ratio of the temperature of first and fourth days is 9 : 11 then find out the temperature of first and fourth days.

45.5°C, 49.9°C
32.4°C, 39.8°C
43.4°C, 68.2°C
54.4°C, 46.8°C

Correct Answer:

Explanation:

Total temperature of first and fourth days= (4 x 48 - 2 x 34)°C
= (192 - 68)°C= 124°C
Now, according to the question
Temperature of the first day = (9/20) x 124 = 55.8°C
Temperature of fourth day = (11/20) x 124 = 68.2°C

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