Question
PSLE
Mrs Chen had a bottle of oil. She used an equal amount of oil each day. At the end of the eighth day, she had 560 mℓ of oil left. At the end of the tenth day, she had one-third of the bottle of oil left. How many litres of oil were there in the bottle at first?
2 m

Click button first when a symbol is required. X

PSLE
Mrs Chen had a bottle of oil. She used an equal amount of oil each day. At the end of the eighth day, she had 560 mℓ of oil left. At the end of the tenth day, she had one-third of the bottle of oil left. How many litres of oil were there in the bottle at first?