Question

THE MEAN OF 5 NUMBERS IS 60, OUT OF WHICH MEAN OF 4 NUMBERS IS 50 , FIND THE 5th NUMBER
a)50
b)100
c)60
d)55​

Answer 1

Answer:

5 is the fifth number

Step-by-step explanation:

unknown number = x

Mean = 50+60+100+55+x

5

60*5 = 265 + x

300 - 265 = x

x = 35 = unknown number

Answer 2

Answer:

50

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