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． 
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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 $$24+15+20 =59$$. 