This crossword No. 14851 clues and answers were published on Tue 12 Dec 2017 and the puzzle can be visited by following The Guardian Quick Crossword No. 14851 link.
All Across Clues and Answers:
5-across – Insubstantial : LIGHTWEIGHT
7-across – Food fish : TUNA
8-across – Setback : REVERSAL
9-across – Inventor of the jet aircraft engine, d.1996 : WHITTLE
11-across – Fungus used in baking : YEAST
13-across – Mythical sprite : GNOME
14-across – With a pleasing musical sound : TUNEFUL
16-across – Ill-educated : IGNORANT
17-across – With an equal score : TIED
18-across – Become converted : SEETHELIGHT
All Down Clues and Answers:
1-down – Home to the Taj Mahal : AGRA
2-down – Germ-free : STERILE
3-down – Vitality : VERVE
4-down – Distress : AGGRIEVE
5-down – Mild anaesthetic used in dentistry and surgery : LAUGHINGGAS
6-down – Semi-transparent : TRANSLUCENT
10-down – 1749 Henry Fielding novel : TOMJONES
12-down – In a vigorous way : LUSTILY
15-down – Butch : MACHO
17-down – Roman gents’ cloak : TOGA
This crossword has in total 20 where 10 are across and 10 are down.