This crossword No. 13315 clues and answers were published on Fri 11 Jan 2013 and the puzzle can be visited by following The Guardian Quick Crossword No. 13315 link.
All Across Clues and Answers:
1-across – Appointment — conflict : ENGAGEMENT
7-across – Curious : UNUSUAL
8-across – Leave the bed : GETUP
10-across – Open : GAPE
11-across – Greek lute : BOUZOUKI
13-across – Cure : REMEDY
15-across – Wing — extension : ANNEXE
17-across – Nerve : AUDACITY
18-across – Practitioner of Hindu spiritual exercises : YOGI
21-across – Implied : TACIT
22-across – Bewhiskered swimmer? : CATFISH
23-across – Heavy shoe — foolish person : CLODHOPPER
All Down Clues and Answers:
1-down – Fit out : EQUIP
2-down – Down in the mouth : GLUM
3-down – Horse’s gait : GALLOP
4-down – Glossy publication? : MAGAZINE
5-down – Don’t know? : NOTSURE
6-down – Large lorry — incarnation of Vishnu : JUGGERNAUT
9-down – Professional boxing match : PRIZEFIGHT
12-down – Erudite : EDUCATED
14-down – Check-up — declaim : MEDICAL
16-down – Plaster for coating exterior walls : STUCCO
19-down – Willow with twigs for basket-weaving : OSIER
20-down – Desist : STOP
This crossword has in total 24 where 12 are across and 12 are down.