Level 3 Siti had some stickers at first. She gave 29 of her stickers to her brother and 16 of her stickers to her best friend. After that, her mother gave her another 10 stickers. She had 87 stickers in the end. How many stickers did Siti have at first?
Level 3 Jen had a sum of money. She spent an equal amount of money daily. At the end of the eighth day, she was left with 25 of her money. At the end of the tenth day, she was left with $12. How much money did she have at first?
Level
Box A and Box B are identical. 78 of Box A and 35 of Box B are filled with sand. The mass of Box B with its contents is 79 the mass of Box A with its contents. The total mass of the two boxes with their contents is 528 kg. Find the mass of an empty box.
Level 3
Jake took part in a 25-km cycling race. There was a water refill station at half the distance of the race.
Jake stopped at the water refill station to refill his water bottle. How many kilometres was he away from the starting point to the water refill station?
After passing the water refill station, Jake cycled 710 of the remaining distance and stopped. How many metres was he away from the finishing point?
