59. A fish tank can hold 45 litres of water when filled to the brim. It is 4 by 9filled, if 2 by 5 of the water is removed, how much more water must be added in order to fill the tank to the brim ?
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3
Answer:
33 litres required to fill it back up the brim.
45 litres to the brim.
4/9 of 45 is 20 litres that's in currently.
2/5 of 20 is 8 litres leaving only 12 litres in the tank.
45-12 =33 litres required to fill it back upto the brim.
Answered by
1
Step-by-step explanation:
33 litres required to fill it back up the brim.
45 litres to the brim.
4/9 of 45 is 20 litres that's in currently.
2/5 of 20 is 8 litres leaving only 12 litres in the tank.
45-12 =33 litres required to fill it back upto the brim.
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