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Which of the following is less than the sum of all the prime
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30 Sep 2019, 15:43
30 Sep 2019, 15:43
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Question Stats:
71% (00:29) correct
28% (00:25) wrong based on 14 sessions
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Which of the following is less than the sum of all the prime factors of 330?
Select all that apply.
A. 15
B. 17
C. 19
D. 21
E. 23
Select all that apply.
A. 15
B. 17
C. 19
D. 21
E. 23
Re: Which of the following is less than the sum of all the prime
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15 Oct 2019, 21:42
15 Oct 2019, 21:42
Factors of 330 = 2, 3, 5,11
Sum = 21
Options A,B and C are less than 21
Sum = 21
Options A,B and C are less than 21
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Re: Which of the following is less than the sum of all the prime
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30 Oct 2019, 06:55
30 Oct 2019, 06:55
1
Carcass wrote:
Which of the following is less than the sum of all the prime factors of 330?
Select all that apply.
A. 15
B. 17
C. 19
D. 21
E. 23
Select all that apply.
A. 15
B. 17
C. 19
D. 21
E. 23
330 = (2)(3)(5)(11)
So, the sum of the prime factors = 2 + 3 + 5 + 11 = 21
Since 15, 17 and 29 are less than 21, the correct answer is A, B and C
Cheers,
Brent
