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How many composite numbers are there up to and including 30?
There are 18 composite numbers up to and including 30
What are the composite numbers up to 20?
The composite numbers up to 20 are 4,6,8,9,12,14,15,16,18 and 20.
What two numbers add up to 21 and multiply 30?
51
What two numbers multiply to -90 and add up to -27?
-117
What two numbers multiply to 56 and add up to -30?
26
What two numbers multiply to 30 and add up to 23?
53
What 2 numbers do you multiply to get -90 and add up to -27?
-30 and 3
What two numbers multiply into 30 and add up to nine?
Six and three.
What two numbers multiply to 1050 but add up to 65?
1115
Two numbers that multiply to 1260 but add up to 72?
1332
What are two composite numbers that have prime factors adding up to ten?
21 and 30, among others.
Composite numbers up to one hundred?
what is all the composite numbers from one to five hundred
What three numbers add up to 10 and multiply to give 30?
40
What two numbers multiply to 40 but add up to 30?
70
What two numbers multiply to equal 30 and add up to equal 17?
47
How many composite numbers are there from 1 to 40?
Look up a table of prime numbers. All those numbers that are not prime, are composite - except 1, which is neither prime nor composite.
What two numbers multiply to 48 and add up to 12?
60
What two factors of 7 add up to -30?
-23
Why are composite numbers called composite numbers?
To distinguish them from prime numbers. Composite means "made up of various parts or elements." Prime numbers have one and only one factor pair. Composite numbers have a various number of factor pairs, but always more than one.
What two numbers can you multiply to 30 and add up to -17?
13
What are all the composite numbers between 30-40 that have prime factors that add up to 12?
The only number between 30 and 40 with distinct prime factors which add up to 12 is 35.
What two numbers add up to 30 and multiply to 25?
55
What are prime numbers for?
So the composite numbers won't get all bunched up.
What 26 and30?
They are two composite numbers and they add up to 56 which is also a composite number
What 3 numbers multiply up to 750?
2250
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