7*6*5=210.
Contents
How many ways can you arrange 7 objects?
5040
This can be done `7! = 5040` ways.
How do you calculate how many possible combinations?
Remember, the formula to calculate combinations is nCr = n! / r! * (n – r)!, where n represents the number of items, and r represents the number of items being chosen at a time.
How many ways can you arrange 7 blocks?
The answer given in the book is 2160.
How many combinations of 8 items are there?
40,320 different combinations
Note: 8 items have a total of 40,320 different combinations.
How many combinations of 6 items are there?
If you are just using the digits from 1 to 6, the answer would be 6*5*4*3*2*1 = 720, because you have 6 choices for the units digit, and then 5 choices left for the tens, and then 4 choices left for the hundreds and so on.
How many combinations of 5 items are there?
120 ways
Note that your choice of 5 objects can take any order whatsoever, because your choice each time can be any of the remaining objects. So we say that there are 5 factorial = 5! = 5x4x3x2x1 = 120 ways to arrange five objects. In general we say that there are n!
How many ways can 7 books be arranged?
F. A. All the seven books are distinct or they are different. So it’s just seven victoria ways of arranging them, which means this will be 5040.
How many ways can we place 7 books on a bookshelf?
5040
(a) there are no restrictions, With no restrictions we have 7 books to arrange in a row so there are 7! permutations of the books = 5040.
How many ways can 7 friends be arranged in a line for a photograph?
E.g. there are 7 options for the first seat, 6 for the second (because one has been used), 5 for the third, 4 for the fourth, and so on. So there are 5040 ways of arranging seven people in a row of seven chairs.
What squared equals 7?
List of Perfect Squares
| NUMBER | SQUARE | SQUARE ROOT |
|---|---|---|
| 5 | 25 | 2.236 |
| 6 | 36 | 2.449 |
| 7 | 49 | 2.646 |
| 8 | 64 | 2.828 |
How do you move two matches to make 7 squares?
To create 2 more new squares in 2 stick moves, effectively you have to create 3 new squares by moving 2 sticks. The reason behind this action requirement is—by moving 2 sticks you would destroy at least 1 square, and so you have to create 3 new squares to create 7 squares in the final figure.
How many combinations of 4 items are there?
I.e. there are 4 objects, so the total number of possible combinations that they can be arranged in is 4! = 4 x 3 x 2 x 1 = 24.
How many combinations of 10 items are there?
There are 184,756 combinations 10 things, given a set of 20 to choose from.
How many combinations of 4 items have no repeats?
The number of possible combinations with 4 numbers without repetition is 15.
How many combinations of 5 items are there without repeating?
For example, 5! = 5×4×3×2×1 = 120. The number of ways to order a set of items is a factorial.
How many combinations of 3 items are there?
3*3*3=27 unique possibilities.
How many ways can you arrange 6 things?
So the six letters can be a combination of 6×5×4×3×2×1 letters or 720 arrangements.
How many combinations of 6 colors are there?
720 different
In other words, there are 6! = 720 different arrangements for these six colors. So, the number of combinations is 720 / 720 = 1.
How many ways can you arrange 10 things?
There are 3,628,800 ways to arrange those letters. See explanation for details.
How do you solve 10 Factorials?
equals 362,880. Try to calculate 10! 10! = 10 × 9!