Amy can solve 5 questions every 3 minutes. Kate can solve 3 questions every 5 minutes. How many more questions Amy can solve than Kate in one hour?
A.
15
B.
32
C.
60
D.
64
Exam No：2018 First Round Grade 4 Year：2018 Question No：23
Answer:
D
Knowledge points:
G4 - Arithmetic - Rate (Basic)
Solution:
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