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How many 6 digits numbers can be formed from the digit 01357 and 9 which are divisible by 10 and no digit is repeated?
There are 5! = 120 such numbers.
Is a number always divisible by 4 if the sum of the digits is 8?
No. 26 for instance the sum of the digits is 8 but not divisible by 4. 32 the sum of the digits is 5 but divisible by 4 The rules for some other numbers are 2 all even numbers are divisible by 2 3 The sum of the digits is divisible by 3 4 The last 2 numbers are divisible by 4 5 The number ends in a 0 or 5 6 The sum of the digits is divisible by 3 and is even 7 no easy method 8 The last 3 numbers are divisible by 8 9 The sum of the digits is divisible by 9
What is the rule for numbers divisible by 11?
The sum of the digits in odd position minus the sum of the digits in even position is divisible by 11.
How many 3 digit numbers can be formed from the digits 12345 if the digits cannot be repeated?
1 set
Are all numbers divisible by 9 divisible by 3?
A number is divisible by 9 if all the digits add up to 9 or are a factor of. IF the digits add up to 9 (or a factor of 9), they will automatically be a factor of 3.Yes. Test a couple numbers divisible by 9--27, 81--and they are all divisible by 3.
How many 6 digits numbers can be formed from the digit 01357 and 9 which are divisible by 10 and no digit is repeated?
There are 5! = 120 such numbers.
4 digits with no repeated digits the number divisible by 6 but not 8?
1038, for example.
How many 5 digits can be formed with digits 123456 divisible by 4 with digits not repeated?
192 ways
What is the greatest five digits even numbers with no repeated digits?
98,764
Is a number always divisible by 4 if the sum of the digits is 8?
No. 26 for instance the sum of the digits is 8 but not divisible by 4. 32 the sum of the digits is 5 but divisible by 4 The rules for some other numbers are 2 all even numbers are divisible by 2 3 The sum of the digits is divisible by 3 4 The last 2 numbers are divisible by 4 5 The number ends in a 0 or 5 6 The sum of the digits is divisible by 3 and is even 7 no easy method 8 The last 3 numbers are divisible by 8 9 The sum of the digits is divisible by 9
What are some numbers that are divisible by four?
numbers that are divisible by 4 is either: 4n or numbers in which the number formed by last two digits are divisible by 4
What are the divisibility rules for 1 2 3 4 5 6 9 and 10?
All whole numbers are divisible by 1. Numbers are divisible by 2 if they end in 2, 4, 6, 8 or 0. Numbers are divisible by 3 if the sum of their digits is divisible by 3. Numbers are divisible by 4 if the last two digits of the number are divisible by 4. Numbers are divisible by 5 if the last digit of the number is either 5 or 0. Numbers are divisible by 6 if they are divisible by 2 and 3. Numbers are divisible by 9 if the sum of their digits is equal to 9 or a multiple of 9. Numbers are divisible by 10 if the last digit of the number is 0.
How many 6-digits telephone numbers can have one or more repeated digits?
763920
What is the probability of three digit numbers without repeated digits with numbers 0123456?
It is possible to create a 3-digit number, without repeated digits so the probability is 1.
What is the rule for numbers divisible by 11?
The sum of the digits in odd position minus the sum of the digits in even position is divisible by 11.
How many three digit numbers have no repeated digits?
757
How many 3 digit numbers can be made out of the numbers 1 2 3 and 4?
With repeated digits, 43 = 64 Without repeated digits, 4*3*2 = 24
