Level 3 The total mass of a kitten, a mouse and a puppy is 11 kg. The mouse is 0.4 kg heavier than the kitten. The puppy is 4 times as heavy as the mouse. Find the mass of the puppy.
Level 3
The total mass of 2 boxes and 4 crates of onions is 130 kg. Given that the mass of a box of onions is 35 of the mass of a crate of onions, what is the mass of a box of onions?
Level 3
A tank containing some water and 7 identical stones has a mass of 1 kg 235 g. When the 7 stones were taken out, the mass of the tank of water became 759 g. Find the mass of each stone.
(Give the answer in grams.)
Level 3
One eating house bought 168 kg of beef and mutton. 13 of the beef and 45 of the mutton were sold. The amount of mutton sold was 12 kg more than the amount of beef sold.
Level 3
A bag of beans and a packet of sugar have a mass of 4.25 kg. 3 similar bags of beans and 2 similar packets of sugar weigh 11 kg. What is the mass of 1 bag of beans?
Level 3
The total weight of a teddy bear and a doll is 3.5 kg. The total weight of a teddy bear and a toy car is 4.8 kg. If the total weight of a toy car and a doll is 5.65 kg, find the total weight of a teddy bear, a doll and a toy car.