SSC CGL 2013 Tier 1 19 May Evening Shift

Question 114

If a, b. c, d, e are five consecutive odd numbers, their average is

Solution

given that a,b,c,d,e are consecutive odd numbers

So

b = a+2

c= a+4

d= a+6

e= a+8

average = $$\frac{sumofnumbers}{Number of Numbers}$$

= $$\frac{a+a+2+a+4+a+6+a+8}{5}$$

= a+4

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