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01 May 2023, 01:30
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E
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:
99% (00:40) correct
1%
(01:09)
wrong
based on 104
sessions
History
Date
Time
Result
Not Attempted Yet
If \(S = \frac{1}{a}(a + b)\), \(b = 9\) and \(a = \frac{1}{3}\), then \(S =\)
A. 2
B. 7
C. 9
D. 16
E. 28
A. 2
B. 7
C. 9
D. 16
E. 28
01 May 2023, 02:56
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S = (1/a)*(a+b) = 1 +b/a
Given: b = 9 and a =1/3
therefore, S = 28.
Answer E
Given: b = 9 and a =1/3
therefore, S = 28.
Answer E
02 May 2023, 08:30
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Bunuel
\(S = \frac{1}{a}(a + b)\)
Or,\(S = 3(\frac{1}{3} + 9)\)
Or,\(S = 3*\frac{28}{3}=28\), Answer must be (E)
