Maths practice for 14 year olds - page 251 of 375
Number of problems found: 7493
- Percentage Two Hours Minutes
How many minutes is 60% of two hours? - Bank Annual Interest Rate
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 - Bank Interest Over Months 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?
- Sugar content
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? - Members Increase Percentage
Three new members have been added to the section. The number of members increased by 2%. How many members does the section now have? - Distance Between Circle Centers
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? - Cake Icing Area Left
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? - Drawing Rectangle with Area
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. - Triangular Prism Volume
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. - Altitude difference
Between the resorts is 15 km, and the climb is 13 permille. What is the height difference? - Saving for Phone Case
Kamil saved up to buy a new phone case, which cost CZK 390. He only put ten and twenty crowns in the cash box. After two months of investigation, he had 25 coins in his treasury. When he calculated the total value of all the coins, he found out that he st - Paint for Hexagonal Pool
How much paint do we need to paint a pool in the shape of a 6-sided prism? The base edge measures 21 dm, the corresponding height is 1.8 m, and the pool height is 150 cm. We need 0.21 kg of paint per 1 m². - Isosceles Right Triangle Perimeter
In an isosceles right triangle, the arms are 50 mm long, and the height at the base is 35.35 mm. Calculate the perimeter of this triangle in millimeters. - Test points
If you earned 80% of the possible 40 points, how many points did you miss to get 100%? - Equilateral triangle
A square is inscribed into an equilateral triangle with a side of 10 cm. Calculate the length of the square side. - Find two
Find two consecutive natural numbers whose product is one larger than their sum. Searched numbers are expressed by a fraction whose numerator is the difference between these numbers, and the denominator is their sum.
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