Maths practice for 12-year-olds - page 207 of 297
Examples and word math problems for 7th grade.Number of problems found: 5926
- Distance 5565
The tourist section covered 14.5 km in 2.5 hours. What distance did he cover on average per hour? - Cross-section 5558
How many m² of sheet metal is needed to cover 4 m high chimneys with a rectangular cross-section with dimensions of 2.5 m and 1.2 m? Add 1/20 to the folds. - Colored paper
Can a 4 cm, 3 cm, and 2 cm block be glued with a colored quarter of paper measuring 7 cm and 8 cm? - Block-shaped 5556
Excavated soil increases the volume of the pile by 1/3. Can a 6 m, 2.5 m, and 1.8 m truck body be used to transport excavated soil to a 5 m, 2 m, and 1.5 m block-shaped pool? - Bed time
Tiffany was five years old; her weeknight bedtime grew by ¼ hour yearly. If, at age 18, her curfew time is 11 pm, what was her bedtime when she was five years old? - Gardeners 5542
Three gardeners mow the meadow for a while. Four gardeners can do it half an hour earlier. How long will it take five gardeners to do it? - 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. - 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? - Brought 5527
In the evening, four ants counted the crumbs they had brought. The first ant had 1.5 times more than the second, the second ant twice less than the fourth and the third ant twice more than the second. They had 26 crumbs in total. How many crumbs did the t - Three-digit 5524
Six cards with digits 1, 2, 3, 4, 5, and 6 are on the table. Agnes made a six-digit number from these cards, divisible by six. Then she gradually removed the cards from the right. A five-digit number divisible by five remained on the table when she remove - Unknown numbers
The sum of two consecutive natural numbers and their triple is 92. Find these numbers. - 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? - Clocks 5511
What angle do the clocks make at 4:30? - 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? - Soccer ball
How much does a soccer ball cost, and 6/7 of the price is € 12? - 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? - Minutes 5485
When it flies 106 km in 30 minutes, at what speed does the plane fly? - Simple equations
Solve the system of equations: 5x+3y=5 5x+7y=25
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