Answer: a) 4480cm³
b)2520cm³
Explanation:
a) Volume of tank B:
V=B*c
B=200cm²
c=35cm
Vb=200*35
Vb=7000 cm³
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b) Volume of water in tank B on the end(Vend) is claculated like:
Fiirst we find volume of tank Va(that is how much water was pured out of tank B), than Vb-Va to get volume of water in tank B at the end
Va=abc
a=20cm
b=14cm
c=16cm
Va=20*14*16
Va=4480cm³
Vend=Vb-Va
Vend=7000cm³-4480cm³
Vend=2520cm³