Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Fence | Name | Jockey | Age | Handicap (st-lb) | Starting price | Fate |
| --- | --- | --- | --- | --- | --- | --- |
| 22 | What A Myth | Paul Kelleway | 9 | 11-4 | 11/2 | Fell |
| 03 | Rough Tweed | Pat Buckley | 12 | 10-7 | 22/1 | Fell |
| ? | Kapeno | David Mould | 9 | 10-6 | 100/7 | Fell |
| 06 | Packed Home | Tommy Carberry | 11 | 10-3 | 33/1 | Fell |
| 22 | Greek Scholar | Michael Scudamore | 7 | 10-4 | 50/1 | Fell |
| ? | Brown Diamond | Frank Shortt | 11 | 10-0 | 100/1 | Fell |
| 06 | Popham Down | Willie Robinson | 9 | 10-0 | 22/1 | Fell |
| ? | Pontin-Go | TM Jones | 14 | 10-0 | 100/1 | Fell |
| 15 | Game Purston | Paddy Cowley | 8 | 10-0 | 100/1 | Fell |
| 22 | Supersweet | Mr D Crossley-Cooke | 9 | 10-6 | 100/1 | Fell |
| ? | Major Hitch | Paddy Broderick | 8 | 10-1 | 50/1 | Fell |
| 15 | Irish Day | Jimmy Magee | 10 | 10-0 | 40/1 | Fell |
| ? | Scottish Final | J Gamble | 9 | 10-0 | 100/1 | Fell |
| ? | Flamecap | F Carroll | 9 | 10-0 | 100/1 | Fell |
| 15 | Black Spot | Jeremy Speid-Soote | 9 | 10-0 | 100/1 | Fell |
| ? | Harry Black | R Court | 9 | 10-0 | 100/1 | Fell |
| ? | Flying Wild | Pat Taaffe | 10 | 11-0 | 20/1 | Pulled Up |
| ? | Stirling | HR Beasley | 10 | 10-11 | 28/1 | Pulled Up |
| ? | Vultrix | Stan Mellor | 8 | 10-7 | 100/7 | Pulled Up |
| ? | Solimyth | Mr John Lawrence | 10 | 10-1 | 100/1 | Pulled Up |
| ? | April Rose | Major Piers Bengough | 11 | 10-7 | 100/1 | Pulled Up |
| ? | L'Empereur | Beltrán Osorio | 12 | 10-2 | 100/1 | Pulled Up |
| 14 | Willow King | Liam McLoughlin | 11 | 10-0 | 100/1 | Pulled Up |
| ? | Royal Ryse | T Hyde | 8 | 10-0 | 100/1 | Pulled Up |
| ? | Mac's Flare | R Langley | 10 | 10-0 | 100/1 | Pulled Up |
| ? | King Pin | Mr Tim Durant | 10 | 10-11 | 100/1 | Pulled Up |
| ? | In Haste | J Leech | 8 | 10-3 | 100/1 | Pulled Up |
| ? | My Gift | A Redmond | 10 | 10-0 | 100/1 | Pulled Up |
| ? | Bold Biri | J Lehane | 10 | 10-0 | 100/1 | Pulled Up |
| 22 | Valouis | E Prendergast | 7 | 10-0 | 50/1 | Brought Down |
| 22 | Leslie | Mr JM Opperman | 10 | 10-5 | 100/1 | Brought Down |
| ? | Dorimont | Mr W Shand-Kydd | 12 | 10-0 | 50/1 | Unseated Rider |
| 15 | Fujino-O | Jeff King | 7 | 12-0 | 100/1 | Refused |
| ? | Monarch's Thought | G Cramp | 12 | 10-0 | 100/1 | Refused |
| 06 | Groomsman | Mr S Roberts | 11 | 11-0 | 100/1 | Refused |
Question:
what is the total age of "what a myth" and "rough tweed"?
Answer:
21