Maths practice for 11-year-olds. - page 186 of 224

Number of problems found: 4462

Equation
16 + 2x-7 = 5x + 10-4x
Summerjob
Milan saved a quarter of the money from the summer job, bought a winter jacket for half, bought gifts for his parents and siblings for a sixth, and still had CZK 400 left. How much did Milan earn?
Settlements 3517
On the map of Kosice with a scale of 1:7,000 is the distance between the housing estate NadJezera and the housing estate Tahanovce 9 cm. What is the actual air distance of these settlements?
Calculate 3515
Calculate the actual ferry length between the measured and the new measure on the map 3 cm M 1:300,000
Rectangular 3513
Dad wants to draw a rectangular garden on the plan for this house, which measures 23m and 20m. What will be the sides of this rectangle on the plan in scale M 1:1000?
Interested 3512
One-third of the 8A class student wants to go to high school after finishing primary school, and half of the students are interested in the field of study. The remaining four have not yet been decided. How many students are there in 8A?
Represents 3509
What is the map's scale if the 2.5 cm long line represents 500 km?
Small city
The length of the street is 230 m. What will its image length be on the plan at a scale of 1:2500?
Calculate 3502
The gardener planted 3/7 of the prepared tulips on the first and 1/7 on the second. What part of the prepared tulips did he already plant? What part does he have left? Can we calculate how many tulips there are? Which data is missing?
Exceeding 3497
The maximum allowed speed in the village is 50km/h. The police measured that the car crossed the 800 m long section in 40 seconds. Was the driver fined for exceeding the speed limit?
Infinitely 3489
The solution to the equation 3x = 8x is a / no real number b / x = 8/3 c / x = 3/8 d / x = 0 e / infinitely many solutions
Intervals 3487
The four teams left the terminal together at 5:00 in the morning. Line A runs at 15-minute intervals, line B at 6-minute intervals, line C at 20-minute intervals, and line D at 8-minute intervals. What time did all four lines leave the terminal together a
Elevator
The panel house has ten over-ground stories and four underground. The lift goes from the ground floor to the 2nd floor, then down to the 3rd underground floor, nine floors up, and finally four floors down. To what floor does the elevator arrive? How many
Minutes 3475
A scribe with an average speed of 250 strokes per minute would write text in 16 minutes. How many minutes longer would she write the exact text at an average rate of 200 beats per minute?
Two-meter 3473
A tree with an unknown height casts a shadow 18 m long at a time, while a two-meter pole casts a shadow of 2.4 m. How tall is the tree?
Evaporating 3472
By evaporating 15 kg of seawater, we get 517.5 g of salt. How much seawater do we need to obtain 3.45 kg of salt?
Tributary 3466
The swimming pool is filled with four inflow pipes in 9 hours. If one tributary is broken, how long will it be filled?
Calculated 3465
The master calculated that six looms would weave the ordered fabric in 15 hours. One condition appeared. How long before the ordered substance matches the remaining states?
Supply 3464
Hay stock is enough for four horses for 60 days. How long would this supply last for ten horses?
Chocolate 3462
There are 200 biscuits in the box. They used chocolate and sugar icing to make them. They used chocolate for 157 biscuits and sugar for 100 biscuits. How many biscuits did they use in both toppings?

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