In a workshop there are 5 kinds of beds, 3 kinds of closets, 2 kinds of shelves and 7 kinds of ...
In a workshop there are 5 kinds of beds, 3 kinds of closets, 2 kinds of shelves and 7 kinds of chairs. In how many ways can a person decorate his room if he wants to buy in the workshop one shelf, one bed and one of the following: a chair or a closet?
Answer/Solution
C)100.
Steps/Work
ways to select one shelf = 2
ways to select one bed = 5
ways to select one of the following: a chair or a closet = 7+3 = 10
ways to select all of them together = 2*5*10 = 100
Answer : C
ways to select one bed = 5
ways to select one of the following: a chair or a closet = 7+3 = 10
ways to select all of them together = 2*5*10 = 100
Answer : C