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What is the last digit in pi?
There is no end to pi! so there is no ending digit in this irrational number. There is no last digit in pi because it goes on forever. Usually people shorten it to 3.14.
What is the smallest 7-digit odd number in which the ones digit is the sum of the thousands and ten thousands digits?
As the number is odd it must end in an odd digit; the odd digits are 1, 3, 5, 7, 9 and the smallest is 1 which is the sum of 1 and 0. Thus the smallest 7-digit number which meets your criteria is 1,001,001
What is a unit digit?
A number is made up from digits in the numeral system. We often use the decimal system in which we use 10 digits, In writing the any number, many digits are used, even repitation of digits. when we write any number using the digits, the last digit ( from right side ) in that number is called unit digit. for example in the number 9814868980, here 0 is called unit digit.
Do all phone numbers end in a odd digit?
No, my second to last phone number ended in 3836.
What are the possible combinations for a lock with 3 wheels and the digits 0 to 9?
The short answer is 1000. This is very easy to visualise: Simply consider each number in the combination to be a digit in a decimal number. We then end up with a three-digit number. Such a three-digit number ranges in value from 000 to 999, or 1000 unique combinations.
