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The mean of 4 numbers is 32. If three of the numbers are 15, 21, and 75, what is the value of the fourth number?
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The mean of 4 numbers is 32. If three of the numbers are 15, 21, and 75, what is the value of the fourth number?

User Ankur Verma
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If the mean is 32 and there is 4 numbers
then the numbers add to 32x4 which is 128
128-15-21-75=17
fourth number is 17
User Sushant Khurana
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