The following conditions apply to a doubles bet:(a) the bet is determined when the first of the relevant races is lost;(b) if either of the relevant races is decided in the bettor's favour and the other relevant race results in a dead heat for first place, the money bet by the bettor must be put together and divided equally between the bettor and the bookmaker;(c) if both of the competitors backed by the bettor run a dead heat for first place, the money bet by the bettor must be put together and divided in the proportion of one-fourth to the bettor and three-fourths to the bookmaker;(d) if the first competitor named in the bet wins and the backer of the first competitor must be paid at starting price odds;(i) the other competitor named in the bet is scratched or withdrawn after the start of the race in which the first competitor is entered; or(ii) the second of the relevant races is abandoned, or declared a no-race, under the Rules of Racing (e) the bet is void if it is made on the day on which both of the relevant races are held and (i) the competitor that the bettor has backed to win the first of those races is withdrawn or does not come under starter's orders; or(ii) the competitor that the bettor has backed to win the second of those races is scratched before the first of those races starts.