half past ten
she inquired . `` Father may be wanting help in the office . '' `` I sha n't detain you more than a few seconds , '' said Furneaux briskly . `` On Monday evening you two young people parted at half past ten . How do you fix the time ? '' Doris answered without hesitation : `` The large window of Mr. Grant 's study was open , and we both heard a clock in the hall chime the half-hour . I said , ` Goodness me , is that half past ten ? '