The arithmetic mean of 2 numbers is 84. The first number is 96. Find the second number.
| November 29, 2020 | education
The arithmetic mean of two numbers – 86
one of the numbers – 96
96/2 = 48 – part of the first number
86 – 48 = 38 – part of the second number
38 * 2 = 76 – 2 number
Verification:
76 + 96 = 172
172/2 = 86
Answer: 76
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