Maths practice for 14 year olds - page 207 of 361
Number of problems found: 7217
- Football card distribution
Thomas was to distribute 259 cards with pictures of football players among three friends. And each subsequent friend had to get 2x more cards than the previous one. How many cards did the other friend receive? - The blue
The blue and red coats originally cost the same. Then red prices rose by 27%, and blue prices fell by 87%. Then their price differed by CZK 300. How much did the originally blue coat cost? - The father wanted
A father wanted to divide his inheritance equally among all his sons and ordered: the eldest son would receive 1,000 CZK and one eighth of the remainder; the second would receive 2,000 CZK and one eighth of the new remainder; the third would receive 3,000 - Candies
In the confectionery, the price for 1 kg of pistachio candies cost CZK 360, and the price for 1 kg of hazelnut candies was CZK 280. Mixing these two types of sweets created a box of chocolates. How many grams of pistachios and hazelnut candies were in the - The dormitory
The dormitory accommodates 150 pupils in 42 rooms, some of which are triple and some are quadruple. Determine how many rooms are triple and how many quadruples. - Table Tennis Tournament Matches
Eight players took part in the table tennis tournament. The tournament system allows players to play with each other only once. How many matches will take place in this tournament? - Egg Incubator Hatch Percentage
92% of the eggs hatched in the incubator. 168 eggs remained unhatched. How many eggs have initially been in the incubator? - Hare Food Consumption Days
Michal is a hare breeder. He knows that seven hares will eat 98 doses of food in 7 days. How many must equal doses of food be available to have enough for six days for five hares? - City visit arrangements
A group of foreign tourists planned to visit 4 Slovak cities - Košice, Prešov, Poprad, and Kežmarok. They decided that Prešov would be the third city they would visit. How many different ways could they have organized a visit to the listed places? - Sick Children Percentage
In the first week of March, 5% of children in the kindergarten fell ill. In the second week of March, another 9 children fell sick, increasing to 20% of the total number of children. How many children went to kindergarten? - Square Lounge Drunken Shopper
After a long dinner, a man named Edward is lying inside a lounge in the shape of square ABCD, in such a position that triangle DEC is equilateral. A second person, Frank, is lying on edge BC with |EB| = |EF|. What is the size of angle CEF? - Restaurant
At "The untameable boar" they had thirty tables before the brawl, marked with natural numbers 2 to 31. Just two tables belonged to the lounge. So that the staff could find out at inventory which two they are, they used a trick. On the door of the lounge t - Jane plants
Jane plants flowers in the garden. If she planted 12 every hour instead of 9 flowers, she would finish the job an hour earlier. How many flowers does she plant? - Family 5
The Plavecký family built a pool which is 120 cm deep. a/The bottom of the pool has a thickness of 10 cm, the side walls 20 cm. The pool has the shape of a cuboid with a base of 3 m x 5 m. How many cubic metres did they use for its construction? b/Their s - Prism diagonal
The body diagonal of a regular square prism has an angle of 60 degrees with the base, and the edge length is 10 cm. What is the volume of the prism? - Four-Digit Lock Codes
How many four-digit codes on the wheel lock can we create from the digit 0,1,2,3,4,5,6,7,8,9 if it is true that we cannot repeat the numbers? - Rectangle
There is a rectangle with a length of 12 cm and a diagonal 8 cm longer than the width. Calculate the area of a rectangle. - Banknotes Eve deposited 7800 USD in 50 banknotes in the bank. They had a value of 100 USD and 200 USD. How many were they?
- Hens rabbits puzzle Hens and rabbits, 22 heads and 62 feet, run around the garden. How many?
- School Students Girls Percentage
There are 350 boys in the school, 56% of all schoolchildren. How many students are there at school, and how many girls are there?
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