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Sub 505 (Easy)|   Arithmetic|      
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Bunuel
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What is (2+4+6)/(1+3+5) - (1+3+5)/(2+4+6) ? 31 Mar 2019, 22:20
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!

Difficulty:

5% (low)

Question Stats:

90% (01:14) correct 10% (01:20) wrong based on 80 sessions

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What is \(\frac{2+4+6}{1+3+5} - \frac{1+3+5}{2+4+6}\)?

A. -1
B. 5/36
C. 7/12
D. 147/60
E. 43/3
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C
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What is (2+4+6)/(1+3+5) - (1+3+5)/(2+4+6) ? 31 Mar 2019, 22:25
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Bunuel
What is \(\frac{2+4+6}{1+3+5} - \frac{1+3+5}{2+4+6}\)?

A. -1
B. 5/36
C. 7/12
D. 147/60
E. 43/3
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\(\frac{2+4+6}{1+3+5} - \frac{1+3+5}{2+4+6}\) ==> \(((12)^2 - (9)^2)/(12*9)\)

=\(63/(12*9)\) = \(7/12\)

Hence C
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What is (2+4+6)/(1+3+5) - (1+3+5)/(2+4+6) ? 31 Mar 2019, 22:34
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\(\frac{12}{9} - \frac{9}{12}\)

\(\frac{48-27}{36}\)

\(\frac{21}{36}\)

\(\frac{7}{12}\)

OPTION: C
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What is (2+4+6)/(1+3+5) - (1+3+5)/(2+4+6) ? 01 Apr 2019, 10:43
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Bunuel
What is \(\frac{2+4+6}{1+3+5} - \frac{1+3+5}{2+4+6}\)?

A. -1
B. 5/36
C. 7/12
D. 147/60
E. 43/3
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simply solve expression
we get
63/108 ; 7/12
IMO C
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What is (2+4+6)/(1+3+5) - (1+3+5)/(2+4+6) ? 28 Dec 2019, 07:45
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Simple calculation:

= (12/9) - (9/12)

= (4/3) - (3/4)

= (16-9)/12

= 7/12

Answer: C
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What is (2+4+6)/(1+3+5) - (1+3+5)/(2+4+6) ? 28 Dec 2019, 08:11
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What is \(\frac{2+4+6}{1+3+5} - \frac{1+3+5}{2+4+6}\)?

A. -1
B. 5/36
C. 7/12 --> correct: \(\frac{2+4+6}{1+3+5} - \frac{1+3+5}{2+4+6}\) = \(\frac{12}{9} - \frac{9}{12}\)= \(\frac{4}{3} - \frac{3}{4}\) = \(\frac{4^2 -3^2}{4*3} \) = \(\frac{7}{12} \)
D. 147/60
E. 43/3
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What is (2+4+6)/(1+3+5) - (1+3+5)/(2+4+6) ? 28 Dec 2019, 08:44
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Bunuel
What is \(\frac{2+4+6}{1+3+5} - \frac{1+3+5}{2+4+6}\)?

A. -1
B. 5/36
C. 7/12
D. 147/60
E. 43/3
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(2+4+6)/(1+3+5) =12/9 = 4/3 = 1.33
(1+3+5)/(2+4+6) = 9/12 = 3/4 = .75

So answer will be around 0.58. Only C is close so answer C
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