a) 196 b) 6 227 020 800 c) 479 001 600 d) 87 178 291 200 I put d, but the correct answer was b. Just want to know why.

a) 196 b) 6 227 020 800 c) 479 001 600 d) 87 178 291 200 I put d, but the correct answer was b. Just want to know why.

How to find numbers that are divisible by 4 or something else by permutations or combinations?

How many codes with five letters can be made from the letters of D R A G O N F L Y if the first and last letters have to be vowels and each letter can only be used at most once? *210 *840 *240 *420 *None...

Jsbdjsjsbsbdhdudjsjsndbdbhdjsjsndbdhd

Permutations question from a quiz review sheet (Gr. 12 Data Management)

Elevel choose three is equal to? seventeen permutation six is equal to?

I think the answer is 308 but I'm not sure.

A table is set with 13 large numbered (and thus distinguishable) bins. We have 5 red balls (indistinguishable ones) and 8 blue balls (also indistinguishable). We are interested in the...

A restaurant has 3 appetizers, 8 Main courses, 4 sides, 4 vegetable choices, and 6 dessert choices. How many ways could a diner create a meal containing exactly one item from each category? ...

what is the answer

The answer is 125 if that helps

Permutations rule when some items are identical to others

I was thinking it may be 10!/5! but am not sure

In how many ways can the letters of the word WINNIPEG be arranged if the letters W, P, and G must remain in the same order they appear in the word?

I used the following method and got the right answer: What I did was removed 4 of the 12 stations leaving 8 stations and 9 gaps, then I selected 4 out of 9 gaps giving me 9C4 please explain...

c) Allowing for unlimited repeats, what is the probability if we selected a 7 letter arrangement at random that it would contain no repeated letters? d) How many 7 letter arrangements...

I have been stuck on this for a while now

I know the answer is 20 but i can't figure it out

Permutations in how many ways can five examinations be scheduled in a week so that no two examinations are scheduled on same day considering sunday as a holiday

a rectangular table has 4 seats on one side and 3 seats on the opposite side. a family of 7 consist of 2 grandparents, 2 parents and 3 children are to be seated at the table. In how...