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How many 4-digit numbers are possible if the hundreds digit is 8 and if repetition of digits is allowed?
-4
What else can I help you with?
How many 3 digit number can be made using the digits 2 4 7 9?
24 three digit numbers if repetition of digits is not allowed. 4P3 = 24.If repetition of digits is allowed then we have:For 3 repetitions, 4 three digit numbers.For 2 repetitions, 36 three digit numbers.So we have a total of 64 three digit numbers if repetition of digits is allowed.
How many even 3-digit numbers can be formed from digits 1 3 5 7 9 repetition allowed?
125 There are five choices for each of the three digits (since repetition is allowed). So there are 5*5*5=125 combinations.
How many 3 digit numbers can be formed from the digits 24578 if no digits can be repeated?
Oh, dude, let me break it down for you. So, you've got 5 digits to choose from for the hundreds place, then 4 left for the tens place after you've used one for the hundreds, and finally 3 left for the units place after using 2 for the hundreds and tens. Multiply those together and you get 60 possible 3-digit numbers. Easy peasy, lemon squeezy!
How many four-digit numbers each less than 700 can be made using digits 1 3 4 5 7 8 9 if repetition is allowed?
None.
How many three digits number can be formed out of the number 3 and4 and 5 if repetition of digits is not allowed?
Just six numbers... 345, 354, 435, 453, 534 & 543
Where d represents a digit from 0 9 how many different ISBN numbers are possible if repetition of digits is allowed?
There are 10 to the 10th power possibilities of ISBN numbers if d represents a digit from 0 to 9 and repetition of digits are allowed. That means there are 10,000,000,000 ISBN numbers possible.
How many 3-digit numbers using the digits 0-7 are possible if repetition are allowed?
290
How many 3 digit numbers can be formed from 6 single digit numbers if repeats are allowed?
if the repetition is allowed the there is 6*6*6 possible ways = 216
How many combinations are there for the numbers 1-56 with 9 numbers?
Assuming 9 numbers chosen from 56, with no repetition allowed, there are 7575968400 possible combinations.
How many 3 digit numbers are formed from 1234567?
If repetition is allowed . . . . . 343 If repetition is not allowed . . . . . 210
How many 13 digit numbers are possible by using the digits 12345 which are divisible by 4 if repetition of digits is not allowed?
If repetition of digits isn't allowed, then no13-digit sequencescan be formed from only 5 digits.
How many 3 digit numbers can be formed from the digits 1234?
64 if repetition is allowed.24 if repetition is not allowed.
How many 3 digit numbers from 2571?
When the repetition is allowed: 4*4*4 = 64 numbers. Without repetition: 4*3*2 = 24 numbers.
How many 4 digit numbers can be made to give the sum of 6?
If repetition of digits is allowed, then 56 can.If repetition of digits is not allowed, then only 18 can.
How many 3 digit numbers can be form from the numbers 1-9 if repetition is not allowed?
There are 504 of them.
How many 2-digit numbers can be formed using the digits 1 3 7 if repetition of digits is allowed?
Possible solutions - using your rules are:- 11,13,17,31,33,37,71,73 &77
How many 3 digit numbers can be formed with set 15678 if repetition is allowed?
There are 5*5*5 = 125 such numbers.
