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 planDuring a trip of \(200\) kilometers, Stella covers the first \(80\) kilometers at an average speed of \(x\) kilometers per hour and the remaining distance at an average speed of \(x + 15\) kilometers per hour. If her average speed for the entire trip is \(\dfrac{250}3\) kilometers per hour, what is the value of \(x?\)
A. \(\dfrac{223}3\)
B. \(75\)
C. \(\dfrac{455}6\)
D. \(80\)
E. A unique value cannot be determined
Answer: B
Source: e-GMAT
A. \(\dfrac{223}3\)
B. \(75\)
C. \(\dfrac{455}6\)
D. \(80\)
E. A unique value cannot be determined
Answer: B
Source: e-GMAT
