Maths practice for 11-year-olds. - page 91 of 222
Number of problems found: 4427
- Six-eights
Six-eights of the one hundred pupils joined the Math Glee club. If the Math Glee club members were grouped into three, how many members were in each group? - Timetable 37361
The bus left from stop A to stop B. The distance between the stops is 3.6 km. The timetable states that he has 3 minutes to cover this distance. At what average speed in km/h would the bus have to travel in order to pass the time interval? - Iron cube
Calculate the weight of a cube with an edge length of 15 cm made of iron, (its density is ρ = 7250 kg/m3) - At midmorning
The temperature at midmorning was 31°C. Early in the evening, the temperature dropped by 5°C. What was the resulting temperature? - Weather
Weather. At 5:00 am, the temperature was 28°C, and at noontime, it rose by 9°C. By 4:00 PM, it dropped 3°C; by nighttime, it was 4°C less. What is the room temperature this time? - Fruits
For the price of one pineapple, I will buy two oranges. For the price of three oranges, I will buy four apples. I will buy six bananas for the price of three apples. What is the price of one banana if I pay 1 euro for one pineapple? - Following 37221
The river level was 2 cm above normal at the beginning of the month, then rose 5 cm, fell 12 cm in the following days, then lost 9 cm, and finally rose 7 cm. How high was the river level at the end of the month? - Dwarves 37191
The dwarfs dragged Snow White in a coffin from the garden to the house as Snow White with the coffin was heavy. The dwarves pulled her with a speed of 0.2 m/s. The place where Snow White and the coffin were laid was 15000 cm away from the place in the hou - Decompose 37101
Decompose the number of primes and find its digit sum: 180, 232, 460, 240, 365, - Orange and tangerine trees
Brad's father asked an engineer to survey the field behind their house. He wanted to plant some orange and tangerine trees there. The survey shows the field is thirty-two feet long and six yards wide. Questions: What is the area of the field in sq feet? W - Biking
Dhea is biking for 20 mins every day before going to school. She looked at her watch and had already completed even 10 hours of biking. How many days in total did she achieve? - The bath
Dad poured 50 liters of water at 60°C into the tub. How much cold water must he add at 10°C to obtain a bath that has a temperature of 40°C? - The fish
The fish vendor sells 1/7 kilos of bangus (milkfish) for 66.2 euro. If you will buy 9 2/8 kilos of bangus, how much will it cost? - Math homework
It took Jose two-thirds of an hour to complete his math homework on Monday, three-fourths of an hour on Tuesday, and two-fifths of an hour on Wednesday. How many hours did it take Jose to complete his homework altogether? - Electric 36771
There was a gear in the electric mixer. The drive wheel had 24 teeth. The driven wheel had 36 teeth. When did the same teeth of both wheels meet again? - Equation: 36731
Solve the equation: 1/3 * (8-z) = 1/2 * (1-8z) Please test the left and right sides. Thank you. - Calculate: 36721
In the trapezoid, it is given: all four sides a = 51 cm; b = 30 cm; c = 18 cm; d = 27 cm; and height v = 24 cm; Calculate: perimeter o=? and area S=? - Equation: 36711 Solve the equation: 5x- (6x + 9) = 10x + 2- (x + 5) Please test the left and right sides. Thank you.
- The central
The central angle of a sector is 30°, and the radius is 15 m. Determine its perimeter. - Determine 36601
The plumbers have to cut sheet metal measuring 220 cm and 308 cm into squares of equal size so that the squares are as large as possible and the sheet metal is used without residue. How many such squares will they cut? Determine the side of this square.
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