Maths practice for 11-year-olds. - page 201 of 222
Number of problems found: 4421
- Friends
Five mates traveled, and the journey lasted 195 minutes. How long would travel only one of them? - Buildings
The school stands 110 m from the church, which is 100 m beyond the town hall. Which buildings are closer to the church, and how many times? - Three buses
Three public transport buses depart together from the bus station in the morning. The first bus returns to the station after 18 minutes, the second after 12 minutes, and the third after 24 minutes. How long will again together at the station? Please expre - Matches
George poured out-of-the-box matches and composed their triangles, and no match was left. Then he tried squares, hexagons, and octagons, and no match was left. How many matches must be at least in the box? - Ratio - rectangle
The rectangle has dimensions of 6 cm and 9 cm. If its dimensions are increased in the ratio 5:3, how many times does its area increase, and how many times does its perimeter increase? - Czech crowns
Small Petra saves money. Grandfather gives her ten crowns. Petra asked his older sister to let her calculate how much he had saved. Sister told her that he had less than 30 crowns. If the sum is divided by three, leave one crown. Suppose the sum is divide - Street
Straight streets is long x = 475 meters. At the beginning and the end of the street are poles. The poles are spaced 25 m. How many poles are on the street? - Basements
In the first cellar, there are more flies than spiders. In the second, the opposite. In each cellar, the flies and spiders had a combined 100 legs. Determine how many flies and spiders could have been in the first and how many could have been in the secon - Scale of the map
Determine the map's scale, on which an actual distance of 120 km is represented by a segment 6 cm long. - Dairy
Diary workers calculated that, according to the standards, the 108 liters of milk can produce 9 kg of cheese. According to norms, how many tons of cheese could be made from milk from 100 cows devoted for 30 days with an average daily milk yield of 10 lite - Round it
0.728 round to units, tenths, hundredths. - Subtraction
Test what you know about the subtraction of two numbers: a) make a difference if the minuend is 4,307,288 and the subtrahend is 472008 b) minuend is 4000 more than subtrahend. What's the difference? c) the difference is 38900 less than the minuend. What i - Ski tow
The ski club has 168 pupils and uses a lift with 60 seats. Students always follow the same sequence in filling seats. How often does a skier sit in the same seat as the first run while riding a ski lift? - Trapezoid ABCD
ABDC is a trapezoid in which AB and CD are parallel sides measuring 6 and 9, respectively. Angles ABC and BCD are both right angles. Find the length of segment BD. - Water tank
A cuboid-shaped water tank has a base measuring 7.5 metres by 3 metres. How high will the water reach if 10 litres of water flow in per second and the inlet is open for 5/6 of an hour? (Round the result to one decimal place and express it in metres.) - Father and son
The father is 44 years old, and his son is 16. Find how many years ago the father was five times older than the son. - Cake fractions
Thomas ate 1/3 of the cake, and Bobby ate 2/5 of the rest of the cake. What fraction of cake is left over for others? - Pumps
Six pump fills the tank for three and a half days. How long will fill the tank with seven equally powerful pumps? - Apples
Mr. Smith brought 48 kg of his own apples to the market, along with 40 kg from Mr. Brown and 72 kg from Mr. Novak. They earned a total of 1,920 CZK. How should the income be divided among them? - String
Divide the string length 800 cm in ratio 1: 5
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