Maths practice for 11-year-olds. - page 173 of 224
Number of problems found: 4465
- Unknown 3rd side
Peter remembered that the sizes of all sides of the triangle, measured in meters, were whole numbers smaller than 10. Two sides were 3m and 5m long. However, he needed to remember the size of the third side. Can you help him? What was the size of the thir - Parallelogram ABCD
Calculate the area and perimeter of the ABCD parallelogram with side a = 2.7 m, height to side a - va = 0.8 m, and b = 1.9 m. - Perimeter to area
Calculate the area of a circle with a perimeter of 15 meters. - Living room
How many people can live in a room with dimensions a = 4m, b = 5m, c = 2.5m if one person needs 15m cubic space (e.g., air)? - Smallest 4692
A. Find the largest natural number by which the numbers 54 and 72 can be divided (120, 60, and 42) B. Find the smallest natural number that can be divided by each of the numbers 36 and 48 (24,18 and 16) - Manufacturer 4686
The phone has a variety of ringtones. 1/3 are loaded from the manufacturer. 2/5 ringtones are melodies. Composed by the user in special programs and the remaining 12 ringtones are digital recordings. How many ringtones are there in total on the phone? - Prism 4679
How many 2 cm prism cubes do we need to make a 6 cm cube out of them? - Rewarded 4678
Peter and Adam were rewarded with 300 CZK for cleaning the yard. They awarded the reward in a 3:2 ratio. How many CZK did each get? - Harvested 4677
Nine tons of sugar beet are needed to produce 1 ton of sugar. In 1996, 4,500,000 tons of sugar beet were harvested in our country. How many tons of sugar were obtained from it? - Apples 4675
How many kilograms of apples would you buy for 300 euros if the kilo costs 0.90 euros? - Blades
1st blade 2,5 m, 2nd blade. .1.75 m. How many of the same long pieces of these two blades can do the biggest? How long is one piece? - Circumference of a polygon
Calculate the length of the side and the regular 13-gon if you have given its circumference o = 771. - One frame Five picture frames cost € 12 more than three frames. How much cost one frame cost?
- Approximately 4662
Peter bought an LPG car. A liter of LPG-liquefied petroleum gas costs EUR 0.50/liter, and the price of gasoline is EUR 1.30/liter. Peter's used car cost 2950 Euros. How many kilometers does he have to drive to fully recover the car's value by going cheapl - Triangle ABC
In an ABC triangle, side b measure 10 cm less than side a, and side b is half of side c. Calculate the length of the sides of the circumference of the triangle as 42 cm. - Possible 4654
It's 2015, and I'm 35 years old. In 2017, I will be 36 years old. How is it possible? - Inspection 4653
An inspection of the textbooks revealed that every 8th textbook had to be discarded. A total of 88 textbooks were discarded. How many textbooks were in stock before disposal, and how many after disposal? - School
The headteacher considers the distribution of pupils in a race in groups of 4, 5, 6, 9, or 10. How many pupils must have at least one school option? - Nuts
500g of hazelnuts cost 150kč, 2kg of walnuts cost 280kč and 20dag of peanuts cost 32kč 1. how much do we pay for 150g of peanuts 2. how many grams of walnuts cost 42kč 3. how much do we pay for 150g of a mixture that the seller mixes for us in equal parts - Including 4639
Visitors to the castle can choose from three tour circuits that last 35, 50, and 70 minutes, including a short break for the guide. At 8 o'clock, the guides will go out with their groups on the route. How long would it take to meet again if everyone follo
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