Maths practice for 11-year-olds. - page 29 of 224
Number of problems found: 4465
- Multiple: 81896
Write the nearest smaller multiple: number 7 to number 23 number 5 to number 19 number 6 to number 23 number 10 to number 79 number 6 to number 41 number 3 to number 28 - Construction: 81894
Construct a rhombus that has a side length of 5 cm and a height of 4.5 cm. Outline: Analysis: Construction: Method: - Weighs 81870
The ring weighs 28g and has a volume of 2cm³ to find out if it is made of pure gold. - Martin 81857
Martin will be twice as old in 10 years as he was four years ago. How old is she now? - Dimensions 81850
We used the same amount of paint to paint a cuboid with dimensions of 10 cm, 15 cm, and 3 cm to paint the shell of a cone whose radius is 8 cm. How tall is this cone? Calculate its volume in liters. - Tablecloth 81847
A square tablecloth measures 80 cm so that it protrudes 33 cm on the sides; calculate how big it is. - Calculate 81841
The sum of the lengths of all the cube's edges is 60 cm. How to calculate its volume? - Rectangular 81838
The rectangular pool has dimensions of 12m and 25m. They built a 2-wide sidewalk around the pool and a fence around the sidewalk. How long is the fence if they leave 1 m for the entrance hole? - Approximately 81836
Approximately how many liters of water are there in a pot with a base diameter of 32 cm and a height of 25 cm? - Three-eighths 81827
There were buns for lunch at school. The freshmen ate one-eighth of the buns. The sophomores ate two-eighths of the buns. Third and fourth graders ate three-eighths. How many eighths buns are left for the second stage? - Perimeter 81825
Roland rode his bike around the perimeter of the square plot and traveled 5km. What is the length of the side of a square pitch? - Understanding 81807
The aquarium is 0.7m long and 25cm wide. The battery is deep if it can hold no more than 87.5 liters of water. I need help understanding how to calculate this. - Purchased 81774 The zoo purchased two aquariums for marine animals. The first can hold 3,577 liters of water. The second aquarium can hold 455 liters less water than the first. How many liters of water can the aquariums hold together?
- Equilateral 81770
Calculate the area of the circle in which the hole is cut in the shape of an equilateral triangle when the diameter of the circle, d=32mm, and the side of the triangle, a=20.8mm. - Cylindrical pool
The Novak family bought a cylinder-shaped pool with a base radius of 200 cm and a volume of 31.4 hl. Could the grandson safely jump if he is 120 cm tall? - Fractions 81761
Mom baked cakes. She set aside a third of them for her father. She left the rest on the table. Rišo came and ate a third of the cakes that were on the table. What fraction of all the pies was left on the table? Write the result in fractions. - Compartments 81755
Mr. Milan made a container for sorting waste from wood. The outside will be painted. There will be compartments for plastic and paper on the edges and for glass in the middle. How large areas will he paint with individual colors? The container has a cuboi - Dividing nuts
How many nuts would we need at least to divide the nuts equally among 10 or 18 children? - Calculate 81743
Calculate the size of the other side of the rectangle if the size of one of its sides is 90m and the area is 3600 m². - Substance 81736
What kind of substance is it if it is enclosed in a cube with a volume of 8 m³ weighing 110 kg and the entire cube weighs 115.78 kg?
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