Aptitude question. Answer

Ques. If a, b, c, d, e are five consecutive odd numbers, their average is a) 5(a + 4) b) abde/5 c) 5(a + b + c + d + e) d) a + 4

  • Shivangee
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Your Answer

The answer is D)a+4
Given:
     a,b,c,d,e are consecutive odd numbers 
which means 
 b=a+2
c=a+4
d=a+6
e=a+8
Now their average avg=(a+b+c+d+e)/5;
       avg=(a+a+2+a+4+a+6+a+8)/5;
       avg=(5a+20)/5
      avg=5(a+4)/5;
     avg=a+4;

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