Timer
00:00
Your answer
Difficulty–
right wrong
Pick an answer to see how members did
8question types
Log this miss in the free GMAT error log
Get the error log60days
Get one like this every day: the free 60-day plan
Start the planThere were \(P\) people in a room when a meeting started. \(Q\) people left the room during the first hour, while \(R\) people entered the room during the same time. What expression gives the number of people in the room after the first hour as a percentage of the number of people in the room who have been there since the meeting started?
A. \(\dfrac{(P-Q)}{(P-Q+R)}\)
B. \(100 * \dfrac{(P-Q+R)}{(P-Q)}\)
C. \(\dfrac{(P+R)}{(P-Q)}\)
D. \(100 * \dfrac{(P-Q)}{(P-Q+R)}\)
E. \(100 * \dfrac{(P+R)}{(P-Q)}\)
The OA is B
A. \(\dfrac{(P-Q)}{(P-Q+R)}\)
B. \(100 * \dfrac{(P-Q+R)}{(P-Q)}\)
C. \(\dfrac{(P+R)}{(P-Q)}\)
D. \(100 * \dfrac{(P-Q)}{(P-Q+R)}\)
E. \(100 * \dfrac{(P+R)}{(P-Q)}\)
The OA is B
