Free Practice Question
PS · Problem Solving
555-605
Distance/Rate Problems
On a lengthy north-south highway, points X and Y are situated such that Y is 420 km south of X. A vehicle departs from X while another leaves from Y simultaneously. If they drive towards each other, they will intersect after 1 hour. Conversely, if both head towards the north, they will converge in 6 hours. What is the difference between their speeds, in km per hour?
Answer Choices
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15
B
25
C
35
D
55
E
70
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Explanation
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Comments
2
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S
SaiSep 21, 2024
this pattern comes up frequently
Details
Difficulty
555-605
Type
PS
Category