Maths practice for 11-year-olds. - page 224 of 225
Number of problems found: 4499
- Number
Calculate the integer number divided by 24, gives 16 and the rest 7. - Air mass
What is the weight of the air in a classroom with dimensions 10 m × 3 m × 3 m? The air density is 1.293 kg/m³. - Solid in water
The solid weighs in air 16.1 kg and in water 13 kg. Calculate the density of the solid. - Promile
Calculate the 17.6 ‰ of 353. - Tesco Clubcard
František got quarterly billing vouchers for Tesco ClubCard, taking goods worth 6.5 Eur. Calculate the average monthly amount Tesco stores bought goods. Tesco ClubCard works for every Euro spent; you get one ClubCard point, which Tesco will convert to one - Father and son
Father and son are 74 years old together. The son is 30 years younger than the father. How old is the son? - Trio
58 children lined up in groups of three. How many children did not create a trio? - Addition of Roman numbers
Added together and written as decimal numbers: LXXV + MCCCXV - Quiz
The tested student answered correctly on a 3/6 question. The wrong answer was 16. How many questions were answered? - Trapezium zoom
How many times should the area of the trapezoid be increased if all sides and altitudes increase 5 times? - Sumo competition
In the competition for the heaviest man was 5 competitors. The first three together weighed 369 kg. What is the minimal weight of the winner if a contestant weighed with an accuracy of one kilogram? - Rectangles
Calculate how many squares/rectangles of size 1×4 cm we can cut from a sheet of paper of 60 cm×13 cm. - Rectangle A2dim
Calculate the side of the rectangle if you know that its area is 950 m² and one side is 38 m. - Collective irresponsibility
On the Internet, time is very uncomfortable for the state that no more gaffes or waste is no longer possible to hush up as if people were at home with only two television channels censored. An example of the effectiveness of the state can be Bridge at Kom - Isosceles trapezium
Trapezoid ADMR (AD||MR) is isosceles. The size of the angle at vertex A is 30 degrees. Calculate the size of the angle at vertex M. - Garden
Trapezoid garden has parallel sides 19 m and 24 m. Its area is 193.5 square meters. What is the width of the garden? - Area of trapezoid
The trapezoid bases are 9 dm and 7 dm. Its height is 3 cm. Calculate the area of the trapezoid. - Rectangular trapezoid
How many inner right angles have a rectangular trapezoid? - Present
The gift box has a rectangular shape with dimensions of 8×8×3 cm. Miloslav wants to cover it with square paper with sides of 18 cm. How much paper was left to him? - Monkey
The monkey fell into 20 meters deep well. Every day it climbs 3 meters, at night it drops back by 2 m. On what day it gets out from the well?
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