in the library, there are 9 rectangular tables with 8 pupils each and square tables with 4 pupils each. how many square tables a
r needed so that 100 pupils can read at the same time?
1 answer:
Answer:
9 rectangular tables and 7 sqaure tables
Step-by-step explanation:
9 x 8 = 72
100-72=28
4x7=28
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2=6* 4/3+b
2=8+b
-6=b
Answer:
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Step-by-step explanation:
Answer:
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Step-by-step explanation:
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Answer:
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Step-by-step explanation:
