Each item has to be used once.
So there are
4 choices of shirts
2 choices of sweaters and
3 choices of jeans.
By the rule of multiplication, he can make 4*2*3 combinations.
FRANCIS PACKED A BAG FOR HER VACATION.SHE TOOK 4 T SHIRTS,2 SWEATERS, 3 PAIRS OF JEANS, HOW MANY COMBINATIONS OF 3 COULD SHE MAKE USING EACH ITEM ONCE.MAKE A TREE DIAGRAM
---->>> THNX!!
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