New Delhi, Oct. 25 -- Ajinkya Rahane and Ruturaj Gaikwad showcased their class with commanding centuries as the first day of the Second Round of the Ranji Trophy Elite witnessed high-scoring performances that set strong foundations for Mumbai and Maharashtra in Group D and Group B matches respectively.

In Mumbai, the hosts reached 251 for 5 in 84 overs against Chhattisgarh after electing to bat. Rahane, showing patience and composure, scored a resilient 118 before retiring hurt. His crucial fourth-wicket partnership of 165 runs with Siddhesh Lad, who contributed 80 off 146 balls, steadied the innings after early blows had reduced Mumbai to 38 for 3.

Shams Mulani added 25 to support the top order in rebuilding the innings. Chhattisgarh bow...