Level 3
Adam has some stickers
He gives away 13 and an additional 15 stickers away to Bryan.
He gives away 49 of the remainder less 10 stickers to Chris
and 35 of the rest to David.
Adam has 30 stickers left.
How many stickers does he have at first?
Level 2 PSLE
A bottle completely filled with water weighed 1.9 kg. After 23 of the water was used up, the bottle with the remaining water weighed 800 g. What was the mass of the empty bottle in grams?
Level 3
A tea shop owner bought a sack of tea. He kept 37 of the tea for his mother and gave away some of the leftovers. He gave away 2 45 kg to his friend and 38 of the rest to his neighbour. He saved the remaining 3.5 kg for his own use. How much tea did he have originally?
Level 3
30% of Edward's marbles is equal to 13 of Benjamin's marbles. Together, they have a total of 380 marbles. Find the number of marbles Edward has.