Maths practice for 9-year-olds - page 12 of 22
Number of problems found: 425
- Flour
2 kg of flour costs 100 CZK. How much does it cost for half a kilogram? - Age puzzle
Petko and Lenka are two years older than Jana. Jana is eight years old. Petko is two years older than Lenka. How old is Lenka? How old is Petko? - Marathon Refreshment Stops
An international peace marathon is held in Košice every year. Runners run 42km and 195m. If the rule were that after every 7 km, the competitors could have refreshments, how many times could they have refreshments during the entire run? - Sled circuits
Hanka pulls the sled up the hill in 18 minutes. Going down the slope is nine times faster. How many minutes did she sled when she did four circuits? - Parrot Distribution Puzzle
Parrots, a few of them flew around and sat down anyway. 3 on the dog's back. There are 29 parrots. There were 9 more sitting than flying. 6 more sat on the branches than on the grass. How many parrots were still flying? How many were sitting on the branch - Reading Pages Book Together
Richard has read 81 pages from his favorite book. He liked to read nine times fewer pages from his favorite book. How many pages did Rado spend? How many pages did they read together? - Number comparison
Which number is six times greater than 8? Which number is six greater than 8? - Hotel
The rooms in the mountain hotel are double and triple. Double rooms are 25, and triple rooms are 17 more. How many rooms are there in this hotel? - TV Store Inventory
An unnamed brand TV is the store's fifth most expensive and tenth cheapest TV. How many different TVs are there in the store? - State border
The length of the state border of the Czech Republic with Germany is 815 km, with Poland 713 km, Slovakia 265 km, and Austria 443 km. With which state do we have the longest (shortest) common border? How many kilometers are our state borders in total? - Shipment weight
If you know that a quarter of a mail order and 300 grams weigh the same as the whole shipment, then how many grams do two such shipments weigh? - Orange weight
Nine oranges weigh as much as six grapefruits. One grapefruit weighs 300g. How much does one orange weigh? - Pair combinations
From 5 girls and four boys, we have to choose one pair, boy and girl. List all the pairs in which the individual boys will be. Attention, these are four examples. How many pairs are there? - Room accommodations
Eighty-nine people stayed in 19 triple rooms, but not all of them. How many accommodations must have been elsewhere? - They held
A 100-meter race was held at school. Peter, Jan, Andrej, Radko, and Miro advanced to the final. Peter finished either second, third, or fourth. Jan was not the winner. Andrej finished one place behind Jan. Radko did not finish in second place. Miro was tw - Coin spending
The bowl puts the coins in the cash register. Michaella spent 70 cents in the morning and some cents in the afternoon. She spent 295 cents yesterday. How many cents did Michaella spend in the afternoon? - Mystery number
A mystery number is between 800 and 920. No digits are the same. The difference between the numbers is 5. What is the mystery number? - Pear baskets
There are 15 pears in each of the four baskets. a) how many pears are together? b) I gave six of them to my brother and 5 of them to my sister. How many pears remained in the baskets together? - Fridays
Friday 13th is in 4 days. What day is today, and what day is it? - Sleep hours
The lily kitten slept for 4 hours. The kiki mouse slept twice as long. How many hours did the kiki mouse sleep? How many hours did Lili and kiki sleep together?
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