This crossword No. 10053 clues and answers were published on Wed 24 Jul 2002 and the puzzle can be visited by following The Guardian Quick Crossword No. 10053 link.
All Across Clues and Answers:
1-across – Solid figure with ten plane faces : DECAHEDRON
7-across – Trouble free : PAINLESS
8-across – Snare : TRAP
9-across – Implement : TOOL
10-across – Pupil living at school : BOARDER
12-across – Scottish brimless woollen cap : TAMOSHANTER
14-across – Worthless – sick person : INVALID
16-across – Bargain – cut : SNIP
19-across – Edward, writer of nonsense verse : LEAR
20-across – Precision : ACCURACY
21-across – Female shop assistants : SALESWOMAN
All Down Clues and Answers:
1-down – Preliminary outline : DRAFT
2-down – Comply with accepted rules : CONFORM
3-down – Contemptible person : HEEL
4-down – Getting rid of something : DISPOSAL
5-down – Exterior : OUTER
6-down – Rush – job : CAREER
11-down – Calculate roughly : ESTIMATE
12-down – Bicycle for two riders : TANDEM
13-down – Childish outbreak of temper : TANTRUM
15-down – Main artery : AORTA
17-down – Nut with sweet oily kernel : PECAN
18-down – Unpowered freight barge : SCOW
This crossword has in total 23 where 11 are across and 12 are down.