Comparing - practice for 11 year olds - page 2 of 8
Number of problems found: 160
- Weighs 81870
The ring weighs 28g and has a volume of 2cm³ to find out if it is made of pure gold. - Cylinder-shaped 81766
The Novákov 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? - Identical 81642
What is the largest surface area of a square glued together from 12 identical cubes with an edge length of 1 cm? - Terezka 81571
Miško and Terezka have the same 9 km long journey home from SNP Square. It takes Miško an average of 2/5 hours by tram, and Terezka rides a bicycle at an average 18 km/h speed. Guess who comes home early and how much?
- Perimeter 81458
Find out if a square with a perimeter of 12 CM has an area greater than 12 cm² - Permitted 80726
The highway section is 25 km long, and the maximum permitted speed is 110 km/h. The driver covered this section in 12 minutes. Did he exceed the speed limit? - Register 80274
A. How many working days are there in 4 weeks? B. Zuzka has 7 euros in her cash register. Her brother has 5 times more. How much more money does the brother have? - Motorcycle 79944
A car travels 11,000 m in one minute. A motorcycle travels at a speed of 330 m in 11 seconds. Which of them will travel the greater distance in 1 hour of driving? - Distance 79574
The rhino raced the giraffe. The rhino covered a distance of 36 km in 45 minutes. How fast was it running? Which of them is faster if the giraffe runs at a speed of 40Km/h?
- Three-eighths 79384
How much is two-sevenths of 420 less than three-eighths of 960? - Five-digit 78944
What is an even five-digit number whose digit sum is 44? - Parallelogram-shaped 78784
The old woman crocheted 1 meter of lace. Will it be enough to edge a parallelogram-shaped table with dimensions 35 cm and 16 cm? - Equivalent expression 3
Ariel needs to calculate 12×8-6×8. Which expression will give Ariel the same answer? A.8×(12-6) B.8×(12-8) C.(12×6)-(8×8) D. (12×6)-(8+8) - A bag 3
A bag of rice weighs 5.4 kg, and a bag of flour weighs 3678 g. By how much is one bag heavier than the other?
- Treasury 71514
Ondro went on a trip. Because he forgot his money at home, he borrowed 25.50 euros from Zuzka. He has 22.70 euros at home in the treasury. Can he settle his debt? Will he be left with debt or cash? - Find error in calculation
Sally's calculations are as follows 39-9×4+12 =30×16 =480 What are the errors in this calculation? - Minus temperature comparing
At noon, the temperature was –25°F. At 8:00 PM, the temperature was –14°F. Did the temperature rise or fall? ... - My digits
My digits are 1, 2, 5, 6, and 7, but not in that order. My one digit is an even number. My tenth digit is 1. My hundredth digit is a number between 4 and 6. My thousandth digit is the digit with the highest value. I am less than 50000. - Garden 70324
The garden is 36m long and 12m wide, and the gate is 3m wide. Is 90 m of wire mesh enough to fence the garden?
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