Maths practice for 11-year-olds. - page 162 of 224

Number of problems found: 4466

Participate 5543
The dance group is preparing for a performance. The program includes dances in pairs, fours, and fives. How many members does a group have to have to dance all these dances and have all their members participate in each dance?
On Children's
On Children's Day, the organizers bought 252 chewing gums, 396 candies, and 108 lollipops. They want to make as many of the same packages as possible. Advise them what to put in each package and how many packages they can make this way.
Remaining 5534
On the table lay eight cards with the numbers 2,3,5,7,11,13,17,19. Fero chose three cards. He added the numbers written on them and found that their sum was 1 more than the sum of the numbers on the remaining cards. Which cards could have been left on the
Pamela
Lara Pamela spends her salary of 3000 on food, clothing, recreation, and savings, which are in the ratio of 48:20:15:37, respectively. How much does he spend on savings?
Suzan
Susan's age will be after 12 years, four times as much as twelve years ago. How old is Susan now?
Three-fifths 5520
Mrs. Janka bought washing powder that weighed 5 kg. The powder is enough for 50 washes. However, she decided to fill the measuring cup with powder only three-fifths of the volume. How many washes does the powder last for her?
Ľé sweets
There are 20 sweets in the bag. Some are chocolate, other coconuts, and the remaining marzipan. Chocolate is four times more than coconut. Marzipan's less than chocolate. How much is in a bag of coconut sweets?
Mixed2improper
Write the mixed number as an improper fraction: 166 2/3
Deca-kilogram
70g of yeast is needed for 30 days of flour. How many dags of yeast are required for 1.5 kg of flour? (note: the decagram has the mark dag and not dkg - it would be a deca-kilogram)
Parallelogram 5509
The parallelogram has a side 6 cm long, and the height on this side is 4 cm long. What is the height of an isosceles triangle with a base 6 cm long and the same area?
Missed 5498
Milan had 150 CZK and missed 50 CZK. Ondřej had CZK 200 and missed CZK 70. Which one spent most of their money?
Bus 14
Batesville is 65.35 kilometers from Stanton. A bus traveling from Stanton is 24.13 kilometers from Batesville. How far has the bus traveled?
Dimensions 5490
The garden has the shape of a rectangle with dimensions of 32m and 29m. We must fence it all off, except for the entrance gate, which will be 4 m long. What is the size of the garden?
Equation: 5482
Solve the equation: 0.5 • (3+ x) -0.2 • (0.5x-5) = 0
Quadruple 5477
A quadruple number from 2 to 17 is a number?
Kilometers 5473
What length in kilometers would the strip we assemble from a million squares with a side length of 1mm be?
Circumference of the garden
The garden is 90 m long. What is the smallest width if it is possible to walk (circumference) in steps of 80 cm or 50 cm?
Occupies 5461
What is the land area in reality if 1 cm² occupies a 1:20000 scale map?
Improvements 5459
After technical improvements, the washing machine cost € 630, which is a fifth more than the original price. How many euros did the washing machine initially cost?
Inhabitants 5458
The population of the village rounding up to hundreds is 5600. Most how many inhabitants can live in this village?

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