They are all composite numbers because they have more than two factors
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No, 450 is a composite number that is divisible by 5 and 10,
450 is not prime. 450 = 2 * 3 * 3 * 5 * 5
900 is not prime. 900 = 2 * 2 * 3 * 3 * 5 * 5
80 percent of 450 = 36080% of 450= 80% * 450= 0.80* 450= 360
40% of 450 = 18040% of 450= 40% * 450= 0.40 * 450= 180