Postal or Sorting Assistants Model Paper 3 With Solutions

Question : 10 of 100

Marks: +1, -0

Average of five consecutive odd numbers is 95. What is the fourth number in descending order?

Solution:

(b) Let numbers be

x, x + 2, x + 4, x + 6, x + 8

∴{x+x+2+x+4+x+6+x+8}/5=95

{5x+20}/5=95

x = 91

∴Fourth number in descending order = 93

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