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What is most probable chance for four digit numbers have 7 as their first digit and 7 as their last digit?
Wiki User
∙ 11y ago
They first has a greater probability.
This is because the first digit comes from a set of 9: {1,2,3,4,5,6,7,8,9} while the second comes from that same set AND 0.
Wiki User
∙ 11y ago
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How do 3 digit numbers compare to 4 digit numbers?
3 digit numbers are lessthan 4 digit numbers
What are the first five 2-digit prime numbers?
The first five two-digit prime numbers are 11, 13, 17, 19, and 23.
How many three digit numbers are there that has the first digit is bigger than the last?
45
How many 4 digit numbers have 6 as their second digit?
There are 9 digits that can be the first digit (1-9); for each of these there is 1 digit that can be the second digit (6); for each of these there are 10 digits that can be the third digit (0-9); for each of these there are 10 digits that can be the fourth digit (0-9). → number of numbers is 9 × 1 × 10 × 10 = 900 such numbers.
How many sets of 3 numbers can be made out of 12 different numbers?
You can select 12 numbers for the first digit, 11 numbers for the second digit, and 10 numbers for the third digit; so 12*11*10 = 1320 sets of 3 numbers can be made out of 12 different numbers.
How do 3 digit numbers compare to 4 digit numbers?
3 digit numbers are lessthan 4 digit numbers
How do you multiply by 2 or 3 digit numbers?
first digit time second digit and second digit times first digit then repeat
What are the first five 2-digit prime numbers?
The first five two-digit prime numbers are 11, 13, 17, 19, and 23.
How many three digit whole numbers are there?
There are only 999 three digit whole numbers.
How many three digit numbers are there that has the first digit is bigger than the last?
45
How many 5 digit combos in 30 numbers?
The answer will depend on how many digits there are in each of the 30 numbers. If the 30 numbers are all 6-digit numbers then the answer is NONE! If the 30 numbers are the first 30 counting numbers then there are 126 combinations of five 1-digit numbers, 1764 combinations of three 1-digit numbers and one 2-digit number, and 1710 combinations of one 1-digit number and two 2-digit numbers. That makes a total of 3600 5-digit combinations.
How do you order rational and irrational numbers?
Write them as decimals, and compare. If the first digit of two numbers is equal, compare the second digit; if the second digit is equal, compare the third digit, etc.
How many seven-digit telephone numbers are possible if the first two digits cannot be ones or zeros?
That makes:* 8 options for the first digit * 8 options for second digit * 10 options for the third digit * ... etc. Just multiply all the numbers together.
How many 4 digit numbers can be formed from the digits 12345?
The first digit can have 5 possible numbers, the second digit can have 4, the third 3, the fourth 2. 5
How many numbers dose a credit card have?
Commonly there are 16 numbers in a credit card. The first digit is the major industry identifier and the first 6 digits including the major industry identifier are the issuer identifier numbers and the last digit is the check digit.
What are the first 3 prime numbers containing the digit 7?
The first three prime numbers containing the digit 7 are:7, 17, 37
How many 4 digit numbers have 6 as their second digit?
There are 9 digits that can be the first digit (1-9); for each of these there is 1 digit that can be the second digit (6); for each of these there are 10 digits that can be the third digit (0-9); for each of these there are 10 digits that can be the fourth digit (0-9). → number of numbers is 9 × 1 × 10 × 10 = 900 such numbers.
