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How many positive no.s with 2 digits?
There are 90 positive numbers with two digits. This is because the range of two-digit numbers is from 10 to 99 (inclusive), and there are 90 numbers within this range.
How may two digit-numbers contain the digit 4?
18 positive integers and 36 integers (negative and positive)
What is the number of two digit positive integers?
There is no such thing as "intergers".The complete list of two-digit positive whole numbers lists 90 of them.
How many two digit prime numbers are there?
There are 21 two-digit prime numbers.
What are two single digit numbers that have a product of 81?
The only pair of positive single-digit numbers which give a product of 81 are 9 and 9.
How many two-digit numbers has a digit sum equal to 5?
There are five such numbers.
How many two digit whole numbers are increased by 18 when their digits are reversed?
7 two-digit numbers.
How many 2-digit numbers are there in which the one digit in greater than tens digit?
How many two digit numbers are there in which the tens digit is greater than the one’s digit ?
How many two-digit positive integers are there?
90
What are the two-digit numbers with a tens digit of 3?
The two-digit positive integers with a tens digit of 3 are: 30 31 32 33 34 35 36 37 38 39
Find two positive numbers that have a one-digit answer when multiplied and a two-digit answer when added?
I believe that the numbers One and Nine fit the bill as they would be 1x9= 9 and 1+9=10.
How many 4 digit numbers are possible with no two numbers being adjacent?
There are 2941 4-digit numbers such no two of its digits differ by 1.
