Maths practice for 11-year-olds. - page 123 of 224
Number of problems found: 4479
- Pool bucket emptying
How many five-liter buckets will empty the pool measuring 2.4m and 2.8m, and 1.4m deep? - Zebra ostrich legs
The ZOO has the same number of zebras as ostriches. They have a total of 84 legs. How many zebras and how many ostriches do they have at the ZOO? - Meteorological measurement
The meteorological measurement showed the evening temperature at 18:00 at 21.3 degrees. At 21:00, the mercury on the thermometer stopped at 20.5 degrees. By how many degrees did the evening temperature drop in 3 hours? - Square garden calculation
The square garden has an area of 735 m² and is completely fenced. Calculate the length of the garden side and the length of its fence. - Fraction comparison puzzle
Which is more than two-thirds of the 99 or three-quarters of the 80? - Adding mixed 3
Why does 1 3/4 + 2 9/10 equal 4.65? How do you solve this? - Sum of the digits
How many are two-digit natural numbers that have the sum of the digit 9? - 45th birthday
This year Mrs. Clever celebrated her 45th birthday. Her three children are now 7, 11, and 15 years old. How many years will Mrs. Clever's age equal the sum of her children's years? - Garden netting comparison Mr. Novotny's rectangular garden measures 35m and 27m. Mr. Sovák's square is 29 m long. Who uses more netting to fence their garden, and how much?
- Bridge length calculation
The city plan has a scale of 1:1500. Find the actual length of the bridge, which measures 1.1 cm on this plan. - Math test
In mathematics, there were 25 problems of three kinds: light 2 points, medium 3 points, and heavy 5 points, and the best score was 84 points. How many points did Jane have when she solved all the easy examples, half of the medium, and one-third of the dif - The machine
The machine works 7 hours daily and produces 1 part in 5 minutes. How many parts will it produce in 1 hour? How many parts will it produce in 1 day? - Square perimeter calculation
Calculate the perimeter of a square if its area is 6.25 square centimeters. - Yard paving cost
How many euros will we pay for paving a yard measuring 200 meters and 50 meters if 10 square meters of tiles cost 9.50? - Coal mine
The towing wheel has a diameter of 1.7 meters. How many meters does the elevator cage lower when the wheel turns 32 times? - Equation solving
Solve the equation: 5x- (12-2x) = 3 * (x-5) -2 * (- x-11) - Unknown number equation
Twice, the difference between the number 50 and the unknown x reduced by the unknown x is equal to the number 106. What is the unknown number? - The fruit basket
The fruit basket is five times heavier than the empty basket. Filled is 20kg heavier than empty. Determine the weight of the fruit in the basket. - An equilateral triangle
The perimeter of an equilateral triangle is 33cm. How long is each side? - Radius of the circle
Calculate the radius of the circle whose length is 107 cm larger than its diameter
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