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How many pairs of whole numbers have a sum of 40?
An infinite number.
How many pairs of numbers have a sum of 99?
There are infinitely many pairs. For example 23.5 and 75.5 or -3 and 102.
How many pairs of even numbers can you find whose sum is 46?
If you include negative numbers, the list is infinite.
What is the sum of whole numbers 1 to 30?
The sum of whole numbers 1 through 30 is 465.
What is the sum of the first five whole numbers?
The sum of the first five whole numbers is 10.
How many pairs of whole numbers have the sum of 110?
100
How many pairs of whole numbers equal the sum of 40?
20 of them
How many pairs of whole numbers have a sum of 40?
An infinite number.
How many pairs of whole numbers are there whose sum is 7?
3 pairs of whole numbers add up to 7: 1 +6, 2+5, 3+4 (0+7 also equals 7, but zero is not a whole number)
How many pairs of prime numbers have a sum of 100?
6
How many pairs of positive whole number can have a sum of 99?
49 of them.
How many pairs of prime numbers have a sum of 40?
There 4 pairs of primes that can give a sum 40 in addition. They are (3,37), (11,29), (17,23),(19,21).
How many pairs of prime numbers have a sum of 6?
Just 3 + 3
How many pairs of even numbers can you find whose sum is twelve?
100
How many pairs of prime numbers have a sum of 5?
Only one pair.
When is the sum of 2 numbers a whole number?
The sum of two numbers is a whole number if both of the numbers are whole numbers, or if the sum of two fractions can be simplified to a whole number.
How many pairs of odd numbers whose sum is 32?
number of pairs of odd numbers whose sum is 32: 8pairs of odd numbers whose sum is 32:1, 313, 295, 277, 259, 2311, 2113, 1915, 17
