This is a bit of a strange and specific question, but I've been putting a lot of thought into this problem and can only find 8 totally unique combinations, while I thought there'd be 9. I hope I worded...

This is a bit of a strange and specific question, but I've been putting a lot of thought into this problem and can only find 8 totally unique combinations, while I thought there'd be 9. I hope I worded...

12, 15, 17 or 19. Kindly give an explanation as well

I got 210 but my teacher said that was incorrect. What am I doing wrong?

This question is in my permutation and combination hw but I'm not sure how to do it.

The number of ways of arranging the 26 letters of the English alphabet = 26!. If a computer prints these arrangements at the rate of 1000 per second, how long will this take?

It's a math story problem. It deals with a lock. It uses three numbers from 0-49. has three numbers in the combination with a right - left- right combination. What...

I have a follow up. How would I calculate the e and o combinations that have an equal amount of e’s and o’s in any combination for example with 2 to the forth power there are 16 combinations but only...

How many ways can 6 people work at 3 different offices if 2 people are in each office and 2 individuals refuse to work together?

Is there a formula because I would also like to know how many combination of o and e 10 digits long.

Baskin Robbins has 31 flavored of ice cream, 7sauces, and 10 toppings. How many sundaes can be made by choosing 3 ice cream flavors, 3 sauces, and 3 toppings?

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

I can not remember the formula.

If there are 28 number in a lotto game ranging from 1-28, every time it is drawn 6 numbers are selected ramdomly, but a number can’t be selected more than once, how many different combinations are...

A group of 10 people volunteer for for a clinical trial. How many ways can 4 of the volunteers be chosen to receive a placebo and the remaining 6 be chosen to receive an active drug? Of...

question finished here: least one of each of the four kinds of cookies?

What is the total combination I will have if I have 13 kids and each kid has a choice to choose one of these 3 fruits a pears, grapes and orange( i have an umlimted supply of each fruit but each kid...

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? ...

trousers 88 shirts 106 hats 146 jackets 213 scarf 91 shoes 114 masks 6

i have a jar which must always be filled to 100%. i have 4 different items which can be placed into the jar to fill it. each item can be added in increments of 25%, and may be placed in the jar more...

It is a Combination problem.

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