Question

27. There are three blue balls, four red balls
and five green balls. In how many ways can
they be arranged in a row?
(a) 26,720
(b) 27,720
(c) 27,820
(d) 26,620

Answer 1

27. There are three blue balls, four red balls

and five green balls. In how many ways can

they be arranged in a row?

(b) 27,720