Maths practice for 14 year olds - page 247 of 368
Number of problems found: 7349
- Birthday 6092
Soňa and her aunt have a birthday, and her aunt is five times older than Soňa. When Soňa is a year younger than her aunt, her aunt will be eighty years old. How old is Sona now? - Girls
The children's competition was attended by 63 girls, which is 30% of all children's participants. How many children attended this competition? - Perimeter of a rectangle
If the perimeter of a rectangle is 114 meters and the length is twice the width plus 6 meters, what are the length and width? - Successful 6077
The natural history test contained 21 questions. The teacher evaluated each question by two points. Milan wrote a test for 39 points. At what percentage was Milan successful? - Percentage 6076
One hundred fifteen girls and 136 boys enrolled in a specific grammar school. They admitted 64 students. What percentage of the total students enrolled in grammar school? - Recalculate 6075
Zuzka planned to recalculate 20 examples from the new collection during the holidays, but she only managed to calculate 13 of them. At what percentage did she fulfill her plan? - Ružomberok 6070
The tourist group wanted to visit the four Slovak cities: Bratislava, Banská Bystrica, Ružomberok, and Levice. They decided that Levice would be the third place they would visit. How many different ways could they organize their city visit program? - Minutes 6069
How many minutes is 60% of two hours? - Principal 6066
After a year, little Katka was on a passbook of thousands of euros. What was the annual interest rate in the bank, and the principal was 957 euros? - Percentage 10
Fifty-two shorts and missed 13. Calculate percentage - Deposited 6059 On January 2nd, 2009, Janko's father deposited €3,000 in the bank's passbook. The bank provides an annual interest of 0.30% for deposits up to €5,000. However, Janko's father collected the money after eight months. What is interest in euros added to it?
- Diabetes 6057
Diabetes contains 13% sugar. From what amount of diabetes do we get 15q of sugar? How much sugar do we get from 15q of diabetes? - Increased 6053
Three new members have been added to the section. The number of members increased by 2%. How many members does the section now have? - Intersect 6042
Two circles with straight radii of 58 mm intersect at two points. Their common string is 80 mm long. What is the distance of the centers of these circles? - Diameter 6041
We baked a cake with a diameter of 26 cm. We watered it with icing. The dog licked 45% of the icing. What area did we have left? - Circumference 6040
The picture shows a square net in which the side of one square is 1 cm long. Draw a rectangle with an area of 18 squares with a circumference of 22 cm. - SOŠ 2
The secondary vocational school keeps statistics on the number of students who applied to the school. In 2014 and 2016, a total of 1435 students applied to the school. In 2015, 70 more students applied than in 2014, and in 2016, even 1.5 times more studen - Commission
Daniel works at a nearby electronics store. He makes a commission of 15% percent on everything he sells. If he sells a laptop for 293.00$, how much money does Daniel make in commission? - Two chords
In a circle with a radius of 8.5 cm, two parallel chords are constructed, the lengths of which are 9 cm and 12 cm. Find the distance of the chords in a circle. - Right-angled 6034
A three-sided prism has a base in the shape of a right-angled triangle with a length of 5 cm. The giant wall of the prism shell has a volume of 104 cm². The prism is 8 cm high. Calculate the volume and surface area of the prism.
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