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1. The average of 50 numbers is 30. If two numbers, 35 and 40 are discarded, then the average of the remaining numbers is nearly:
= (50 × 30) - (35 + 40)
= 1500 - 75
= 1425
Average = = 29.68
Solution:
Total sum of 48 numbers,= (50 × 30) - (35 + 40)
= 1500 - 75
= 1425
Average = = 29.68