Home » Aptitude » Fractions » Question
  1. Find the value of 1/3 + 1/15 + 1/35 + 1/63 + 1/99 .
    1. 10/11
    2. 5/11
    3. 9/11
    4. 7/11
Correct Option: B

1/3 + 1/15 + 1/35 + 1/63 + 1/99
= [1/3 + 1/15] + 1/35 + 1/63 + 1/99
= [6/15 + 1/35] + 1/63 + 1/99
= 45/105 + 1/63 + 1/99 = [3/7 + 1/63] + 1/99
= 28/63 + 1/99 = 4/9 + 1/99
= 44 + 1/99 = 45/99 = 5/11



Your comments will be displayed only after manual approval.