Q40Multiple choice
Given 5 different green dyes, four different blue dyes and three different red dyes, the number of combinations of dyes which can be chosen taking at least one green and one blue dye is
- (A)3600
- (B)3720
- (C)3800
- (D)3600 [Hint: Possible numbers of choosing or not choosing 5 green dyes, 4 blue dyes and 3 red dyes are 25, 24 and 23, respectively.] Fill in the Blanks in the Exercises 41 to 50.