Maths practice for 11-year-olds. - page 186 of 224
Number of problems found: 4479
- Fence painting
Mother and Pete painted a fence around the whole garden in 9 days. If Vlado helped them, how many days would it take them? - Hectares
The rectangular land is 350m long and 200m wide. Calculate the area in hectares. - Skate savings
Lukáš was saving for new roller skates. The first month he saved a third of their price, the second month a quarter, the third month half of the rest of the price, and the fourth month €25. How much € did the skates cost? - Popsicle money
Karel could buy 25 popsicles for 0.69 euros for the money saved. How many comics could you buy with this money if one costs 2.62 euros? - Equation verification
Calculate and verify the correctness of the test result: 12 (3c - 5) + 11 = 10 (8c - 7) - 16c - Cube walls
The wall of the cube has an area of 8 cm square. How many square cm is the surface of the cube? - Paint cans
The room has 4m, 5m, and 2.4m dimensions. Suppose one can is enough to paint 10 m². How many cans of paint are needed to paint the walls and ceiling of this room? - Water level
We poured 3 liters of water into an empty aquarium, with a bottom dimension of 30x30cm and a height of 25cm. What is the level? - Train speed
The train ran the distance between stations at a speed of 90km/h for 4 hours. What speed can he drive if, according to the new timetable, the journey takes an hour longer? - Egg cooking
Cooking one egg takes 4 minutes. How many minutes does it take to cook four eggs? - Unit conversion
How to calculate 2/5 m = x dm? - Waste removal
The family house residents pay for a 120-liter plastic container for waste per week. How much waste do I produce per year? How much will they pay annually for its removal if their garbage is taken out once a week and one removal costs 3.32 euros? - Trip cost
A liter of gasoline costs 1.516 euros. The average consumption of the KOLO car is 6.9 l per hundred kilometers. The car has a 40-liter tank. How much will the car owner pay for the trip from Zilina to Prague and back if he follows the 413km long route? - School scores
Dorothy had a total of 22 scores in her school book. She had three times less score 1 than score 3. She had only two scores 2. How many scores, 1 and 3, did Dorothy have in her school book? - Paper recycling
A recycled paper made from 1.5 tons of old paper is equal to that made from 10 trees. How much paper do pupils collect to save 100 trees from falling? - Equation solving
Create a number snake from the equation and solve: 2x - 5 = 7 4x + 1/3 = 7 3 (x-2) +4 = 7 - Soap cost
A box with six pieces of soap costs x crowns. How much will five pieces of soap cost? - Distance in time
The speedway goes at an average speed of kilometers per hour. Which track will it cross in 12 minutes? - Total potatoes
2/5 q of potatoes were sold in the first hour, 5/6 q in the second hour, and 40 kg in the third hour. How many kilograms of potatoes were in total? - Water height
The bottom is 25m wide and 10m long, and there is 37640 hl of water. What height does the water reach?
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