Question

16. IF
(x - 4) = 50, then the value of
(a) 80
(b) 72
(c) 40
(d) 20
17. Let H be the harmonic mean of n positive observatio
once more then HM of those 2n observations is.
(a) H
(b) H
(c) H
(d) 2H​

Answer 1

Step-by-step explanation:

$(x - 4) = 50 \\ x = 50 + 4 \\ x = 54$

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