Maths practice for 12-year-olds - page 74 of 352

Number of problems found: 7031

Mrs Olive
Mrs. Olive used 1 2/5 quarts of syrup and 5 3/10 quarts of water to make lemonade .how many quarts of lemonade did she make?
Issac 2
Issac bought some wire for his project. He used 1/3 of the wire and had 80 cm of wire left. How much wire did he have at first
Husband and friend
Rhodora spent 5 1/4 minutes texting her husband and 2 1/2 minutes calling her friend. What are the total minutes she spent?
Melvin
Melvin has 2 1/3 kilograms of pork and 6 1/2 kilograms of beef in his refrigerator. How many kilograms of meat does he have in all?
Subtract mixed 2
Subtract mixed numbers: 3 1/2 - 2 4/5 (3 and one half - 2 and four-fifths.) Remember you need to make these into improper fractions before subtracting.
A small 2
A small bottle contains 1 9/12 L of fluid. A big bottle contains 2 7/15 L of fluid. What is the capacity of both bottles?
Ron has
Ron has 4 2/3 liters of oil. He kept 1 1/4 liters and divided the rest into parts of 3/4 liter each. How many parts did he make?
Two boxes 3
Two boxes of pizza of the same size are left on the table. One box has 1/2 of a pizza, and the other has 3/4 of a pizza left in it. Then, Mother divides all the pizzas into 1/8 each. How many were many slices of pizza left?
Skip's
Skip's Dog Shelter rescues collies. 3/4 of the collies are older than 10, and 1/3 of the remaining collies are between 3 and 5. Suppose there are 2 dogs between the ages of 6 and 10. How many dogs are there in all at this rescue shelter?
A landscaper 3
A landscaper needs 3 4/8 pounds of plant food. He has 1 1/4 pounds in his truck and another 4/6 pound at his shop. How many more pounds of plant food does the landscaper need?
Reconstruction
The school decided to carry out a reconstruction and wanted to start by replacing the doors. After installing the doors, the principal decided to mark each door with numbers. As soon as he got this idea, he had mathematicians calculate how many digits the
Calculated 80204
Fill in the place of x with such a number that the equality applies. 5/6=15/x How can this be calculated? Thank you
Operation 6
Perform the operation below. Express your answer as a mixed number in simplest form 4 1/6 - 2 2/3
Cereals
If someone ate 1.6 Oz of cereal and the other person ate 2/3 of the cereal. How many ounces would there be?
Simultaneously 80154
A pedestrian and a cyclist set off simultaneously from two villages 24 km apart. The pedestrian walked at an average speed of 4 km/h and met the cyclist after ninety minutes of walking. What was the average speed of the cyclist?
Construction 80124
The father offered to work on the construction site for 50 hours as part of a voluntary event. How many hours does he have left after he worked on the construction site for 9 days at 3 and 1 half hours?
Minutes 80094
Five hundred liters of water will flow into the pool in 5 minutes, and 120 liters of water will flow out of it in 12 minutes. How many liters of water will be added in 1 hour?
Rectangle-shaped 80074
Pupils had to stack rectangle-shaped pictures with dimensions of 210mm and 84mm so as to cover the square. What is the smallest square we can cover like this, and how many images do we need?
Alwyn
Alwyn spends 1 3/4 hours answering his math homework. He also spends 2 1/3 hours doing his homework in English. How much time does he spend doing his homework for these two subjects?
Product minus sum
How much is the product of 6 1/2 and 4 1/3 more than the sum of 3 1/3 and 2 1/6?

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