If a 1 = \frac{1}{2 × 5} , a 2 = \frac{1}{5 × 8} , a 3 = \frac{1}{8 × 11},...., then a 1 + a 2 + a 3 + ...... + a 100 is

CAT 2017 Slot 2 QA · Question 34

If a₁ = $\frac{1}{2 \times 5}$ , a₂ = $\frac{1}{5 \times 8}$ , a₃ = $\frac{1}{8 \times 11}$ ,...., then a₁ + a₂ + a₃ + ...... + a₁₀₀ is