The ratio of red cars to black cars is $$8:5=24:15$$; the ratio of black cars to  white cars is $$3:4 = 15:20$$. The minimum number of cars is $$24+15+20 =59$$. 
In a garage, the ratio of red cars to black cars is $$8:5$$, and the ratio of black cars to white cars is $$3:4$$. The minimum number of cars in the garage is． 

1) $$20$$ 
2) $$59$$ 
3) $$74$$ 
4) $$91$$ 