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09 Aug 2022, 00:52
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B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
95%
(hard)
Question Stats:
53% (03:17) correct
47%
(03:49)
wrong
based on 62
sessions
History
Date
Time
Result
Not Attempted Yet
Suppose hospital A admitted 21 less Covid infected patients than hospital B, and all eventually recovered. The sum of recovery days for patients in hospitals A and B were 200 and 152, respectively. If the average recovery days for patients admitted in hospital A was 3 more than the average in hospital B then the number admitted in hospital A was
A. 30
B. 35
C. 40
D. 45
E. 50
Source : Wizako
A. 30
B. 35
C. 40
D. 45
E. 50
Source : Wizako
09 Aug 2022, 06:17
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Suraj0184
Rather than setting up equations, let's just Plug In The Answers (PITA). I like trying B and D.
B:
A has 35 patients. B has 56 patients.
Does \(\frac{200}{35} = \frac{152}{56}+3\)?
\(\frac{40}{7} = \frac{19}{7}+\frac{21}{7}\)?
Yep!
Answer choice B.
29 Jan 2025, 10:48
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