 
<translate> Kowane tebur yana buƙatar 1 katako na katako * 4 kafafu = 4 katako na katako don kafafu. Wannan yana nufin kowane tebur yana buƙatar katako 4 na katako don kafafu + katako 5 na katako don farfajiya = katako 9 na katako. Don gina tebur 5, Johnny zai buƙaci allon katako 9 * tebur 5 = allon katako 45. Amsar ita ce 45. <eng> Each table needs 1 plank of wood * 4 legs = 4 planks of wood for the legs. This means each table needs 4 planks of wood for legs + 5 planks of wood for the surface = 9 planks of wood. To build 5 tables, Johnny will therefore need 9 planks of wood * 5 tables = 45 planks of wood. So, the answer is 45. 