the mean of 2 number is 13 if one of them is 20 find the other
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the mean of 2 number is 13 if one of them is 20 find the other
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Answer:
Let x be the required no. Given that mean of two number is 13. Hence, the other number is 6
Answer -
6 is the other number.
• Explanation -
Let x be the required no.
Given that mean of two number is 13.
Mean = sum of numbers / 2
13 = (20 + x)/2
13 x 2 = 20 + x
26 = 20 + x
x = 26 - 20
x = 6