EM-1122

Inverse proportion

E Math · Secondary 3 · Hard · Inverse proportion

The volume

V\,\text{cm}^3

of a gas is inversely proportional to the pressure

P\,\text{kPa}

. When the pressure is 80 kPa, the volume is 150 cm

^3

. Find the volume when the pressure is 120 kPa.

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