1.

The average of 8 readings is 24.3, out of which the average of the first two is 18.5 and that of next three is 21.2. If the sixth reading is 3 less than seventh and 8 less than eight, what is the sixth reading?

A. 27.6
B. 29.4
C. 24.8
D. 26.5
Answer» B. 29.4


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