Soaring fuel prices have left some drivers paying £5.50 extra to fill up their cars with petrol. The hikes are largely due to tensions in the Middle East, which briefly pushed up oil prices, as well as a weakening pound against the dollar. It means the cost of filling up for some motorists is now £5.50 more expensive than in January. In April, petrol prices were up by 2p to 149.9p, while diesel rose by 2p to 157.7p, insurance company RAC revealed. The RAC has since accused fuel retailers of