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What is the greatest common factor of 15 25 and 40?
The greatest common factor (GCF) of 15, 25, and 40 is 5. To find the GCF, you need to determine the factors of each number and identify the largest factor that is common to all three numbers. The factors of 15 are 1, 3, 5, and 15. The factors of 25 are 1, 5, and 25. The factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40. The largest factor that is common to all three numbers is 5, making it the greatest common factor.
Square numbers between 20 and 40?
Oh, what a happy little question! Let's see here... We have 25 (which is 5 squared) and 36 (which is 6 squared). These numbers are like little friends, all cozy and snug between 20 and 40. Just imagine them sitting there, all squared up and content.
What are the numbers less than 40 that have 2 and 5 as factors?
10, 20, and 30 all have factors of 2 and 5
What are two numbers that have no common factors?
40 and 21 have no common prime factors
All the factors of 40?
all the factors of 40 are 1, 2, 4, 5, 8, 10, 20, 40
