Abe and Beth own a room-painting service in Canada. If Beth works alone, she can paint 3 rooms in 4 hours. If Abe works alone, he can paint 7 rooms in 8 hours. When they work together, they charge $CAD254 per room. If they work together, how many hours will they need to work in order to earn the Canadian equivalent of E37667 (British Pounds)? Use the following currency conversion table: Country Currency US Equivalent Currency per US$1 Canada Canadian Dollar (CAD$) 0.78833 1.26850 UK Pound (E) 1.34754 0.74209 Round your answer to the nearest hour