Brain Teasers - You have two gallons of capacity 12 liters and 5 liters. How can you pour exactly 9liters of water into 12 liters gallon in the minimum number of steps?
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SP Bel-Art | SP Bel-Art Polypropylene Book Bottle; 5 Liters (1.25 Gallons), 3⁷⁄₁₆ x 9½ x 14¾ in. | SP Bel-Art
![5 Liter (gallon) Of Drinking Water. In The Plastic Bottle On White Background. Stock Photo, Picture And Royalty Free Image. Image 47258290. 5 Liter (gallon) Of Drinking Water. In The Plastic Bottle On White Background. Stock Photo, Picture And Royalty Free Image. Image 47258290.](https://previews.123rf.com/images/valyalkin/valyalkin1510/valyalkin151000017/47258290-5-liter-gallon-of-drinking-water-in-the-plastic-bottle-on-white-background.jpg)
5 Liter (gallon) Of Drinking Water. In The Plastic Bottle On White Background. Stock Photo, Picture And Royalty Free Image. Image 47258290.
![SP Bel-Art | SP Bel-Art Polyethylene Jerrican with Spigot; 5 Liters (1.25 Gallons), Screw Cap, 1 in. I.D. Spout | SP Bel-Art SP Bel-Art | SP Bel-Art Polyethylene Jerrican with Spigot; 5 Liters (1.25 Gallons), Screw Cap, 1 in. I.D. Spout | SP Bel-Art](https://www.belart.com/media/catalog/product/cache/2/image/9df78eab33525d08d6e5fb8d27136e95/1/1/118590050_52.jpg)
SP Bel-Art | SP Bel-Art Polyethylene Jerrican with Spigot; 5 Liters (1.25 Gallons), Screw Cap, 1 in. I.D. Spout | SP Bel-Art
![Blue 19 Liter Or 5 Gallon Plastic Water Bottle Container Isolated On White Background Stock Photo, Picture And Royalty Free Image. Image 63728106. Blue 19 Liter Or 5 Gallon Plastic Water Bottle Container Isolated On White Background Stock Photo, Picture And Royalty Free Image. Image 63728106.](https://previews.123rf.com/images/scanrail/scanrail1609/scanrail160900007/63728106-blue-19-liter-or-5-gallon-plastic-water-bottle-container-isolated-on-white-background.jpg)