1.

The average of 6 number is 8 what seventh number must be added to increase the average to 10​

Answer»

22Step-by-step explanation:In the first case the sum of NUMBERS would be 48 which is EQUAL to 6 * 8.Using the same formula in the second case ALSO the sum of numbers should be 7 * 10 = 70So the number to be added will be 70 - 48 = 22



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