The area of the trapezoid is 30
There is a 50% chance that a small marble is chosen
I’m sorry I don’t know this one
4.8 is not an integer. The notion of <em>prime factorization</em> is generally applied only to integers.
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You can find the prime factorization of its reduced improper fraction:
24/5 = (2×2×2×3)/5
This factorization can be useful when finding GCF or LCM of this number and other (proper or improper) fractions and/or integers.