Vaibhav Rawal struck a fine century, while skipper Himmat Singh returned to his class with a fifty as Delhi took a vital first-innings lead over Mumbai in a Group ‘B’ Ranji Trophy match here on Wednesday.

After bowling out Mumbai for 293 in their first innings on Tuesday, Delhi rode on Rawal and Singh’s fine knocks to reach 316-7, a lead of 23 runs on the second day of the four-day match.