Question

a weight of oxygen in the cylinder is 6 1/2kg a person consumes 2 1/3kg find how much oxygen is left in the container ​

Answer 1

Answer:

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Step-by-step explanation:

Weight of the oxygen cylinder is  $\frac{61}{2}kg$

A person consumes oxygen is $\frac{21}{3}kg$

oxygen left in cylinder is

$= (\frac{61}{2} - \frac{21}{3})kg$

taking lcm of 2 and 3

$\\= \frac{183-43}{6}kg\\= \frac{140}{6}kg\\= \frac{70}{3}kg$