Thursday

April 24, 2014

April 24, 2014

Posted by **MATH HELP HELPPP** on Sunday, November 27, 2011 at 6:35pm.

a shop where they sell beads in exactly 100 different colours.

i. How many ways can she pick 25 beads, each of a different colour?

ii. How many ways can she pick any 25 beads?

(b) Suppose that Sarah has picked 25 beads each of different colours.

i If Sarah arranges all of these beads in a line on the table in

front of her how many different arrangements are possible? What

about if she arranges them in a circle on the table, how many

arrangements are possible if two arrangements are considered

identical if they can be obtained from one another by rotation?

ii. If Sarah uses all of the 25 beads to make her bracelet, how many

distinct bracelets can she make ?

iii. What if she decides to make her bracelet using at least 20 of the

beads, how many distinct bracelets can she make then?

**Related Questions**

math discrete - (a)Sarah wants to make a bracelet. She needs some beads and ...

MATH HELP HELP HELP HELP HELP - (a)Sarah wants to make a bracelet. She needs ...

Math - Sarah's mom made cookies for Sarah and her four friends. There's one ...

Math - Help please! I would greatly appreciate it! Sarah is making pillows. She ...

math - can you solve this equation by using simultaneous equations and can you ...

math - help me plz - can you solve this equation by using simultaneous equations...

math - David made a swing for his niece Sarah using ropes 2.4 m long, so that ...

Math - Sarah can make 6 bracelets per half hour. How many bracelets can she make...

Math - Sarah spends 2/5 of her monthly income on rent. Sarah's rent is $750. ...

math - how many possible combinations are there to make $1.55 using a dollar, ...