Level 3
Sandy, Tina and Vivian baked some tarts. Sandy and Tina baked 34 of the tarts. Tina and Vivian baked 35 of the tarts. Sandy and Vivian baked 520 tarts altogether.
What fraction of the tarts did Sandy and Vivian bake altogether?
Level 3
Red, blue and green cloths are sold in 40 cm, 70 cm and 100 cm long respectively. Ron wanted to buy equal length of each color. What is the least number of rolls of each color he must buy?
Level 3
Gerald bought bottles of apple juice, orange juice and lemon juice of 250 mℓ, 300 mℓ and 500 mℓ respectively. He wanted to have equal amount of each type of juice. What is the least number of bottles he must buy for
Level 3
49 children attended a giveaway.
17 of the children were girls and the remaining children were boys. Each girl received a $7 voucher and each boy received a $9 voucher. What was the total value of vouchers given away?
Level 3
Daryl was trying to sleep one night but there was too much noise around him. His clock ticked every 10 seconds, a tap was dripping every 12 seconds and his dog snored every 15 seconds. He noticed on his clock that all 3 things happened together at 11 p.m.
At what time would all 3 things happen together again?
How many times would all 3 things happen together again from 11 p.m. to 12 midnight?
