Question

One red flower, three white flowers and two blue flowers are arranged in a line such that i. No two adjacent flowers are of the same colour. Ii. The flowers at the two ends of the line are of different colours. In how many different ways can the flowers be arranged?

Answer 1

Answer:

6 times

Explanation: take blue to be b, red to be r, white to be w

we can arrange the flowers in the following ways:

wbwrwb

wrwbwb

wbwbwr

bwrwbw

bwbwrw

rwbwbw