Room A stores basketballs and Room B stores soccer balls. Mr Li took 1 the basketballs and placed them in Room B. He took - of the soccer balls and placed them in Room A. 2 soccer balls were loaned out of Room A and 4 basketballs were loaned out of Room B. The ratio of the number of basketballs to soccer balls in Room A became 6:1. The ratio of the number of basketballs to soccer balls in Room B became 4:9. coccer halls were there in Room B at first?
Room A stores basketballs and Room B stores soccer balls. Mr Li took 1 the basketballs and placed them in Room B. He took - of the soccer balls and placed them in Room A. 2 soccer balls were loaned out of Room A and 4 basketballs were loaned out of Room B. The ratio of the number of basketballs to soccer balls in Room A became 6:1. The ratio of the number of basketballs to soccer balls in Room B became 4:9. coccer halls were there in Room B at first?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Room A stores basketballs and Room B stores soccer balls. Mr Li took -
of
the basketballs and placed them in Room B. He took - of the soccer balls
and placed them in Room A.
2 soccer balls were loaned out of Room A and 4 basketballs were loaned out
of Room B.
The ratio of the number of basketballs to soccer balls in Room A became
6:1.
The ratio of the number of basketballs to soccer balls in Room B became
4:9.
How many sOccer balls were there in Room B at first?
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