In the first question cant we choose 5 seats and then arrange the people in them? – 8C5 * 5! ways?? Reply

Yes, it should have been 8P5. Typo! And yes it could be written as 8C5 * 5!….but we have not discussed Combinations as yet at this point in the blog! regards J Reply

In the first question cant we choose 5 seats and then arrange the people in them?

– 8C5 * 5! ways??

Hi, and also shouldnt 8P3 = 8*7*6?

Yes, it should have been 8P5. Typo! And yes it could be written as 8C5 * 5!….but we have not discussed Combinations as yet at this point in the blog!

regards

J

In the first chess question won’t we divide it by 4???