Maths practice for 11-year-olds. - page 126 of 222
Number of problems found: 4431
- Examination 2
A teacher awards two marks for every correct answer and subtracts a mark for every wrong answer in an examination. If there were 20 questions and a child scored 25 marks, how many correct answers did the child get? - Six te 2
If 3t-7=5t, then 6t= - 80 students
Eighty students were asked what type of test they preferred. Fifty students said they liked multiple choice, and 42 liked true or false. If 36 liked multiple choice and true or false types, how many students preferred multiple choice only? - Pet shop 2
Aneta has 13 chickens, 9 rabbits, 2 cats, and one dog. In the pet shop, 1 bird costs 100 CZK, 1 rabbit costs 120 CZK, 1 cat costs 400 CZK, and 1 dog costs 620 CZK. 1. How much did Aneta pay for all the animals in total? 2. Aneta bought all the animals at - Following 8417 Solve the following equation: 5 (x-7) + 7 = 4x-16
- The perimeter 3
The perimeter of a rectangle is 35 cm. The length ratio to its width is 3:2. Calculate the rectangle's dimensions. - Chester
Chester has a piece of wood measuring 1 2/3 cm. He needs to cut it into pieces measuring 3/4 cm long. How many pieces of wood did Chester cut? - A jewelry
A jewelry store has 20 grams of gold. How many grams are not used if a pair of earrings need 1/4 gram of gold? - Temperature difference
Libya's highest temperature was recorded at 58 degrees Celsius, and the lowest was recorded at -88 degrees Celsius. What is the temperature difference? - Kilometers 8386
At 10 a.m., a passenger car left Pardubice toward Chomutov at a speed of 65 km/h. A passenger car drove in the same direction at 10:30 a.m. at an average 75 km/h speed. The distance between Pardubice and Chomutov is 250 km. When will the second car catch - Minutes - decihour
John ran the track for one decihour. How many minutes did he run? - Block-shaped 8378
How much paint does Peter use to paint a block-shaped sheet metal garage (without the lower base) with dimensions of 8m, 5.5m, and a height of 2.5m, if 1kg of paint is enough for a 4m square area? - How high
How high does a prism with base dimensions of 1.7 dm and 5 dm reach if 1032 dm cubic will fit? - The temperature 2
The temperature of Siberia fell 13 degrees below 2/3 degrees Celsius. What is the temperature there now? - 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?
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