Maths practice for 11-year-olds. - page 213 of 222
Number of problems found: 4421
- Textbooks
A math textbook is 1 4/7 inches thick. How many of these books will fit on a 22-inch self? - Popsicles
Franc went to buy ice lollies. If he buys 4 popsicles, he misses 1 USD. When he purchased 3 popsicles, he got back 3 USD. How many USD was a popsicle? - Mistake
Nicol needs to correct errors when calculating in school. Instead of adding the number 30, she subtracts it. What is the difference between the result and the correct result? - Parallelogram - side
Calculate the length of the side of a parallelogram whose area is 128 dm² and height to that side is 27.7 dm long. - Parallelogram Calculate the area and perimeter of a parallelogram whose two sides are long a=18 cm b=14 cm and height ha = 2 cm long.
- Cyclist
A cyclist passes 95 km in 5 hours. How many kilometers did he pass in 8 hours? - Mailbox
Mailbox is opening at regular intervals 5 times a day. The first time is opened at 9:00 and the last at 17:00. Calculate the hours when the mailbox is opened during the day. - Trapezium
Find the height of the trapezium ABCD, which has an area 87.5 cm² and base lengths 15 cm and 10 cm. - Building
Lenka has 22 cubes for constructing a building comprising three cubes in height, the width of two cubes, and the length of four cubes. Is she able to build a building with these cubes? - Medicament
Many manufacturers produce the same type of medicament in various packages with different active substance content. Pack 1: includes 60 pills of 600 mg of active substance per pack cost 31.5 Eur. Pack 2: includes 100 tablets of 1200 mg of active substance - Quadrant II
Calculate the radius of the quadrant, which area is equal to the area of the circle with radius r = 15 cm. - Rectangle
Calculate the perimeter of the rectangle with sides a=3.7 m and b=8.4 m. - Homework
Together, the mother and Kate weigh 21.9 kg more than the father. The father weighs 8.1 kg more than the mother. The father weighs 40.2 kg more than Kate. Determine the weights of the father, mother, and Kate. - Tiles
How many 18 cm square tiles will cover a floor 8.46 m by 5.76 m? - Count of roots
How many solutions have equation x * y = 4961 with two unknowns on the set of natural numbers? - Civil protection
Students on civil protection exercise went 5800 m long trip. How many kilometers is it approximately? - I think number
I think number. When I add 432 to it and subtract 197, I get a number that is 39 greater than 1824. What number am I thinking? - Quotient
Determine the quotient (q) and the remainder (r) from division numbers 100 and 8. Take the test of correctness. - Pool
Mr. Peter builds a pool in the garden in the shape of a four-sided prism with a rhombus base. The base edge length is 8 m, and the distance between the opposite walls of the pool is 7 m. The estimated depth is 144 cm. How many hectoliters of water does Mr - Strip
From 3 cm wide strip should be cut rhombus with area 16 cm². How long will it be on its side?
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