Agni Chopra's 91 and wicketkeeper Adeeb Wasiul Usmani's 74 helped Mumbai post 363-9 in their second innings as the hosts took a 321-run lead against Delhi on the penultimate day of their four-day U-23 Col CK Nayudu Trophy match at Wankhede Stadium on Friday.

Tanush Kotian (52) and skipper Chinmay Sutar (50) were the other half centurions for Mumbai. Delhi skipper Lalit Yadav (4-102) Siddhant (3-81) were the pick of the bowlers for the visitors. Delhi were bowled out for 358 in their first innings in reply to Mumbai's 326 all out.