Maths practice for 11-year-olds. - page 15 of 225

Number of problems found: 4487

An electrician 4
An electrician buys a 100 m length of 3 mm electrical cable. By the end of the week, he had used up 35.5 m of the total length. How much of the cable is left?
Distributive property 2
Show with a drawing that 5 × (6 + 2) = 5 × 6 + 5 × 2. What is the name of this property?
Minus temperature 2
The temperature in the town is -4.7°C. The temperature decreases by 5.4°C. What is the new temperature?
The 738
The area of a rectangular garden is 2400 sq m. Find the width of the garden if its length is 40m.
A triangle 8
A triangle has a base of 9.2 feet and a height of 4.8 feet. What is the area of the triangle?
The sum 29
The sum of the two numbers is 35.407. If one number is 21.7043, find the other number.
Rita bought
Rita bought a school shirt for $16.99, a pair of white gym shorts for $12.95, and a white T-shirt for $9.90. She turned in a voucher for $8.75. If she pays her bill with two 20 - dollar notes, what change did she receive?
The miniature
The miniature golf scores for 7 friends are 23, 30, 39, 32, 35, 14, and 23. What is the mean golf score for this group of friends?
During 2
During the 2006 Olympics, a gymnast received the following scores: 8.9, 9.2, 9.15, and 9.05. What is the sum of the gymnast's scores?
Meat 5
2.4 kg of meat costs 292 CZK in the store. How much meat of the same type can I buy here for 2482 CZK?
Quarter of some number
A quarter of an unknown number increased by one hundred is fifty. What is the unknown number?
Third angle
What is the third angle of a triangle if the first two angles have sizes 50° and 60°?
Salad - delicacy
The customer paid € 1.50 for 300g of salad. How much € will he pay for 500 g of salad?
Calculate 423
Calculate the volume and surface area of a cylinder if its height is 40 dm and the diameter of the base is 3 m.
A fraction of an hour
Calculate in minutes: 2/3 of 5 hours.
Perimeter 37
The perimeter of a square is o=18. What is the length of the side and the square?
In the kitchen 2
In a kitchen measuring three by two meters, we want to lay square tiles with sides of 20 cm on the floor. If there are exactly 40 tiles in one package, how many such packages do we need to buy to cover the entire kitchen? (We place the tiles right next to
Running race
The running race consists of two stages. Two-thirds of the competitors completed the first stage, and only three-quarters of them completed the second stage. Only 12 competitors reached the finish line. Determine how many competitors were at the start and
Wands - Wizard
The number promised the wizard Rhododendron that she would teach him a lot about numbers, but he must solve her riddle: My two magic wands measure 63 cm together. One is 7 cm longer. How long are her wands?
Trainers 3
Trainers start in six steps, eight steps, nine steps, and ten steps. Each time they have one trainee left. How many trainees were there?

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