Maths practice for 11-year-olds. - page 125 of 222
Number of problems found: 4427
- Remaining 8355
Grandma baked 40 cakes. Jurko ate the eighth, Katka the fifth, and Janko the remaining half. How many cakes did Grandma have left? - Entertainment 8353
Twenty-two pupils attend class 4A. Of these, 12 pupils subscribe to a research magazine, 5 pupils subscribe to an entertainment magazine, and 8 pupils do not subscribe to any of these magazines. How many pupils subscribe to both magazines? - Simplify
Simplify powers multiplication: (3+2²)(5-4²) - Fractions 8348
Find at least one fraction lying between fractions 3/7 and 4/7, and find at least one fraction lying between fractions 3/2 and 5/3 - Students 8345
Ninety-seven pupils go to music school, each playing the piano or violin. Sixty-three pupils play the piano, and 58 pupils play the violin. How many students play the piano and the violin? - Inflow 8339
The inflow to the well has a flow rate of 15 l / s. How long does it take for 3 m³ of water to flow into the well? - Cyclist 8338
If a cyclist rides at a speed of 54km/h, how many meters will it cover in 5 seconds? - Determine 8322
Determine which number belongs instead of the question mark 25 -? - 205 - 610 -1825 - Hard-boiled 8316
Ivanka found in a cookbook that we cooked the egg on the rot for 7 minutes and the hard-boiled egg for 10 minutes. How long would it take to boil six hard-boiled eggs than four long-boiled eggs? - "boards" 8314
Mr. Novák buys 40 "planks" 5 m long, 15 cm wide, and 5 cm thick. The price for 1 m³ of "planks" is CZK 4,950 How much do they pay for "boards"? - Measuring 8310
Miša called up photos from birthdays measuring 10 * 15 cm. Calculate the bulletin board area, which will cover 35 photos. The images overlap on a total area of 352 cm square. - Currencies: 8309
In Zealand, merchants used three currencies: bed, wall, and honey. There are five beds for two walls and two honey for three beds. How many honeys are there for three walls? - Dimension 8307
How does the volume of a 2.5dm, 15cm, and 0.5m block change if each dimension increases by 1.5cm? - Students 8305
There are 40 students in the class. One-quarter like to draw, one-fifth like to sing, and one-half like to practice. How many are there? - Weigh 8301
How much does a gold cube weigh, 30 x 30 x 30 cm? - Rectangular 8297
Peter has a step 50 cm long, and his brother Juraj is 80 cm. Both went around a rectangular course 25 meters long and 15 meters wide. How many steps did Petr take compared to Juraj? - Holidays with grandmam
We packed three white, red, and orange T-shirts and five pairs of pants—blue, green, black, pink, and yellow. If we put on a different combination of clothes every day, how many days can we spend with the old mother? - Number of songs
Write an expression for the number of songs they need for this show. Evan and Peter have a radio show that has two parts. They need four fewer than 11 songs in the first part. In the second part, they need five fewer than three times the number of songs i - Internally 8277
The outside angle at the base of an isosceles triangle is 132 degrees. Calculate the angles of a triangle internally. - Triangular prism
Calculate a triangular prism if it has a rectangular triangle base with a = 4cm and hypotenuse c = 50mm, and the height of the prism is 0.12 dm.
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