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20. 16 without repeating a digit.

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Which culture was the first to use integers?

The concept of integers, including positive and negative whole numbers, originated in ancient Mesopotamia around 3000 BCE. The Sumerians developed a system of counting using tokens to represent quantities, which eventually evolved into a written numerical system using cuneiform symbols. These early civilizations laid the foundation for the development of integers as a fundamental mathematical concept.


How many odd 3- digit positive integers can be written using the digits 1 2 4 7 and 8?

If repeats are permitted: 2 x 5 x 5 = 50 different odd numbers If repeats are not permitted: 2 x 4 x 3 = 24 different odd numbers


What are the digits that add up to 10?

The digits that add up to 10 are 1 and 9, 2 and 8, 3 and 7, and 4 and 6. This is because when you add these pairs of digits together, they equal 10. For example, 1 + 9 = 10, 2 + 8 = 10, and so on. These pairs are known as complementary pairs in mathematics.


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.


The number of positive integers which divide 2004 to leave a remainder of 24 is?

Well, well, well, looks like we have a math problem on our hands. The number of positive integers that divide 2004 to leave a remainder of 24 is the same as the number of positive integers that divide 1980. Why? Because 2004 - 24 = 1980. So, the answer is the number of divisors of 1980, which can be calculated by prime factorizing 1980 and using the formula for the number of divisors. Voila!

Related Questions

How many odd 3 digit positive integers can be written using the digits 2 and 3 and 4 and 5 and 6?

Fifty


How many positive odd integers less than 10000 can be written using the digits 3 4 6 8 and 0?

125


What are the factors of 30 using negative integers?

We don't generally consider the negative factors of positive numbers, but they are exactly the same digits as the positive factors, just with minus signs.


Is there negative counting in neet?

No NEETs are counted using positive integers.No NEETs are counted using positive integers.No NEETs are counted using positive integers.No NEETs are counted using positive integers.


How many positive integers less than 100 can be written using digitals 1 3 5 7 9 if digits can be repeated?

1-digit number: 5 possibilities 2-digits number: 5 x 5 = 25 possibilities So there are 30 numbers.


How are integers used in skateboarding?

integers are used in skateboarding by using positive integers like 180 360 540 720 and 900


When do you use positive integers?

The set of natural numbers (counting numbers) {1,2,3,4....} corresponds to the positive integers. Note that the number 0 is neither positive nor negative. So anytime you want to count something you use natural numbers, which means you are also using positive integers.


How many odd 3 digit positive integers can be written using the digits 2 3 4 5 and 6?

To form a 3-digit odd positive integer using the digits 2, 3, 4, 5, and 6, the last digit must be an odd number. The available odd digits are 3 and 5. If we choose 3 as the last digit, we can use any of the remaining digits (2, 4, 5, 6) for the first two digits, giving us 4 options for the first digit and 4 options for the second digit (since we can repeat digits). This results in (4 \times 4 = 16) combinations. Similarly, if we choose 5 as the last digit, we again have 4 options for the first digit and 4 for the second, resulting in another (4 \times 4 = 16) combinations. Thus, the total number of odd 3-digit integers is (16 + 16 = 32).


How many even 3-digit positive integers can be written using the digits 1 3 4 5 and6?

If a digit can be repeated there are 5 x 5 x 5 = 125 possible numbers If a digit cannot be repeated there are 5 x 4 x 3 = 60 possible numbers.


Which culture was the first to use integers?

The concept of integers, including positive and negative whole numbers, originated in ancient Mesopotamia around 3000 BCE. The Sumerians developed a system of counting using tokens to represent quantities, which eventually evolved into a written numerical system using cuneiform symbols. These early civilizations laid the foundation for the development of integers as a fundamental mathematical concept.


How many odd 3- digit positive integers can be written using the digits 1 2 4 7 and 8?

If repeats are permitted: 2 x 5 x 5 = 50 different odd numbers If repeats are not permitted: 2 x 4 x 3 = 24 different odd numbers


How many ways can you make six with the sum of three digits?

Using only positive digits, and disregarding their order, 3 ways.