Maths practice for 11-year-olds. - page 190 of 223
Number of problems found: 4458
- Ratios
Reduce the numbers: 50 in a 1:2 ratio 111 at a ratio of 2:3 70 at 10:50 560 at a ratio of 3:8 - Individual 3233
One gardener has 8 apple trees and 2 pears in his set. The other gardener has 12 apple trees and 3 pears in his set. a/ which gardener has more apple trees per pear? b/ what is the ratio of apple and pear trees in individual orchards? - Side of a square
What is the length of the side of a square when its area is 64 cm square? - Calculate: 3230
Calculate: 127 ° 37 '- 58 ° 48' - One-sixth 3227
Two cans hold 20 liters of milk. If we pour from one-sixth to the other, both cans will be the same. How much milk is in each can? - Securities 3226
After one year, we sold securities issued at an interest rate of 7% for CZK 8,560. What was their original value? - Preparatory test
Less than 50 pupils go to 9A class. A third of the pupils wrote the preparatory test with a one, a quarter with a two, no one wrote with a three, and nine pupils with a four. How many students from 9A wrote the test with a five? - Passengers 3221
Express as a ratio: a/ There are 200 boys and 300 girls in the school. b/ The number of chocolates eaten will triple on Nicholas Day. c/ During the holidays, the number of bus passengers decreased by a quarter. - Bouquets 3220
No flower will remain if the gardener binds bouquets of 3, 4, and 6 flowers. If she ties a bouquet of 7 flowers, two are missing. How many flowers does a gardener have? - Sculpture 3215
Brass is an alloy of copper and zinc in a ratio of 3 to 2. How much copper and zinc does a sculptor need to make a brass sculpture that should weigh 15 kg? - One-seventh 3214
Determine one-third of the number, one-fifth of which is one-seventh. - Produced 3213
Workers produced 12,500 pieces of parts in three days. On the second day, they produced 200 pieces less than on the third day, and on the first day, 350 pieces more than on the 2nd day. How many do they make each day? - Jasmine 3210
Half a bee swarm settled on a lilac, a third on roses, a seventh on jasmine, and one bee on clover. How many bees were in the hive? - Material 3207
How many screws can we make from a rod whose weight is 3 3/4 kg if the weight of the screw is 3/16 kg and we count 3/20 of the material? - Flour hopper
The baker filled the bakery flour hopper to 3/4 volume. After removing 875 kg of flour, he filled it with only 2/5 of the volume. How many tons of flour is in the full hopper? - Bigger 3204 How much is 1/3 bigger than 1/9?
- Cubes 3201
How many small cubes do we get when we cut a cube with an edge of 5 dm into cubes with an edge of 1 dm? - Distance 3197
What distance (in km) will the jet fly at 500 km/h in 12 minutes? - Movement 3196
At what time the body travels a distance of 105 km with a steady movement at a speed of 70 km/h? - Fence of the garden
The garden has dimensions of 5m and 400cm. How many meter meshes are needed for fencing the plot?
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