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The first digit can be any one of 1,2,3,4,5. With each choice of digit1, the second digit can be any one of 1,2,3,4,5 so making 5*5 two-digit numbers. With each of these, the third digit can be any one of 1,2,3,4,5 so making 5*5*5 three-digit numbers and so on.
The total number is 55 = 3125.
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How many combinations can you make using 30 digits and what are they?
Yuo can make only one combination of 30 digits using 30 digits.
How many 5-digit numbers can make using the digits 1 to 8?
8*7*6*5*4 = 6720 of them.
How many 4 digits can you make using the digits 2578?
Oh, dude, you can make 24 different 4-digit numbers using the digits 2, 5, 7, and 8. It's like a combination lock, but with numbers. Just mix and match those digits and voila, you've got yourself a bunch of 4-digit numbers. Math can be fun, who knew?
How many numbers can you made of this number 3586?
You can make 24 numbers by rearranging the digits. However, you can make vastly more if you allow mathematical operations on the digits. For example, 3+5*8-6 = 37.
What is the biggest number you can make with the numbers 1 2 3 4 5 6 7 8 9?
Oh, what a delightful question! You can create the biggest number by arranging the digits in descending order. So, by using all the numbers 1 to 9, the largest number you can make is 987654321. Just like painting, it's all about arranging things in a way that brings you joy and beauty.
