Which of these numbers is composite? Choose 1 answer: Choose 1 answer: (Choice A) A 555 (Choice B) B 313131 (Choice C) C 434343 (Choice D) D 454545 (Choice E) E 535353

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sqdancefan sqdancefan · Answer 1 · 2020-09-14T23:48:40+02:00

Answer:

D) 45

Step-by-step explanation:

5, 31, 43, 53 are prime, which you would know if you know your multiplication tables. 45 = 5·9 is composite

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alredelizabeth alredelizabeth · Answer 2 · 2021-03-09T18:54:55+01:00

Answer:

b

Step-by-step explanation:

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