Maths practice for 11-year-olds. - page 219 of 230
Number of problems found: 4595
- Bouquet
The gardener tied a bouquet of flowers for eight, and none was left. Then he found that he could tie a bouquet of 6 flowers and also none was left. How many have gardener flowers (minimum and maximum) if they had between 50 and 100 flowers?
- Dog II
The journey from a ranger's home to the town is 6 km. Mr. Ranger started from his home and went 3 km per hour. His women came from the town and also went 3 km per hour. The ranger starts the dog and runs in 12 km in 1 hour. The dog goes to the ranger's wo
- Liters in cylinder
Determine the height at which level 18 liters of water in a cylindrical container having a bottom diameter 24 cm.
- Book
John read the book so that it read 27 pages per day. Maxim read 33 pages a day and read it two days earlier than John. How many pages is the book?
- Group
A group of kids wanted to ride when the children were divided into groups of 3 children, one remained. When divided into groups of 4 children, one remains. When divided into groups of 6 children, one remains. After being divided into groups of 5 children,
- Roots
Calculate the square root of these numbers:
- Remainders
It is given a set of numbers { 117; 136; 363; 419; 575; 651 }. Divide these numbers by number 58 and determine a set of remainders. As a result, write the sum of these remainders.
- Tetrapack
How high should the milk box be in the shape of a prism with base dimensions 8 cm and 7.2 cm if its volume is 1 liter?
- Yogurt
The board is 35 yogurts. How many boards of yogurts must be ordered for 886 people in the canteen?
- Car amortization
Assume that the car has a life 11 years and a new cost 19000 euros. Calculate how much a month is amortized cost of the car over its lifetime. Amortization is the gradual reduction of assets (cars, buildings), mainly due to use or aging.
- Wood
Wood cube with edge 11 cm weights 0.753 kg. What weight have 10, 100, and 1000 these cubes?
- Triangle
By calculation, determine if it is possible to construct a triangle with sides 10 21 19.
- Working time - shortening
The media often speculates about the change (especially to shorten) the working time of the five-day, eight-hour working week to another working model. Calculate how many hours the employee would have to work a day at 3-day work week if he must work the s
- 6-gon
The perimeter of a regular hexagon is 113. Calculate its circumradius (radius of a circumscribed circle).
- Well
A rope with a bucket is fixed on the shaft with the wheel. The shaft has a diameter of 50 cm. How many meters will drop bucket when the wheels turn 15 times?
- Knight
Knight passed 36 km long track in 144 minutes. What was his average speed?
- Shaving
The mathematical problem from Sunday evening. If my beard grows at 0.52 mm per day and my length is 16.8 mm, how long do I not shave?
- Complementary angles
Two angles are complementary. If one angle measures 10°, what is the measure of the second angle?
- Divers
20-member group of divers carries the air for 15 hours of diving. 4 members of the expedition were sick or weren't coming. How many hours is sufficient air to other divers?
- The store
The store received the same number of cans of peas and corn. On the first day, we sold 10 cans of peas and 166 cans of corn, leaving 5 times more peas than corn cans. How many cans of each kind were in the store?
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