Maths practice for 14 year olds - page 237 of 361
Number of problems found: 7217
- Alaska vs Montana
Alaska is the largest state in the United States and has a surface area of approximately 588,000 square miles. Montana has a surface area of approximately 25% of the surface area of Alaska. What is the approximate surface area of Montana? - Planting Ornamental Trees Ways
The gardener is to plant 6 ornamental trees. There are 8 different types of trees available. Two trees, A and B, will be planted on the left edge. How many ways can a gardener do this if all the saplings planted are to be different? - Mackerel Sardines Price
Mackerel costs m euros. If you buy mackerel and 20 sardines, you will pay double. How much will you pay for: (a) mackerel and 40 sardines (b) three mackerel and 80 sardines - Circumference of a triangle
The perimeter of the triangle is 104 cm. One side is 6 cm longer and 8 cm shorter than the third. Find the lengths of its sides. - Test Grade Distribution
There are more than 20 but less than 40 students in the class. A third of the pupils wrote the mathematics test with a one, a sixth with a two, and a ninth with a three. Nobody got a four. How many students in the class wrote the test on a five? - Five Percent of Amount
What is 5% of the amount of 5000 euros? - Equation solving
Solve the equation (y + 5 / y-3) + (y + 3 / y-5) = 3 - Area of garden
If the width of the rectangular garden is decreased by 2 meters and its length is increased by 5 meters, the area of the rectangle will be 0.2 ares larger. If the garden's width and length will increase by 3 meters, its original size will increase by 0.9 - Number product increase
The product of the two numbers is 504. When one of them increases by six, the product increases to 720. It determines both factors. - Bridge cards
How many bridge hands are possible containing 4 spades, 6 diamonds, 1 club, and 2 hearts? - In the parking lot
At a parking lot 20 km from Bratislava thieves stole car A; it is moving at speed V: 130 km/h towards Žilina. After twelve minutes the motorway police received at the beginning of the motorway in Bratislava an order to catch up with the stolen car and sto - Two Numbers Ratio Change
Two numbers are in the ratio 5:6. If one number is smaller by seven and the other is larger by seven, there will be new numbers in the ratio 4:7. What is the original, and what are the changed numbers? - Dimensions of a cylinder
We rolled a cylinder shell with a volume of 18 / π dm³ from a rectangle with an area of 6 dm². Calculate the dimensions of the rectangle. - School lunch pupils
A third of the 1st-grade pupils eat lunch and a snack in school, a quarter only have a snack in school and a sixth only have lunch in school. The remainder, 15 pupils, do not go to primary school. How many pupils are there in the 1st grade? And how many a - Four numbers
The first number is 50% second. The second number is 40% third. The third number is 20% of the fourth. The sum is 396. What are the numbers? - Triangle Line Two Points
Draw an arbitrary triangle ABC and a line o to have exactly 2 points in common with the triangle. - Repair pipe
Twenty workers had to repair broken pipes in 30 days. After fourteen days, four laborers joined them. How long did the pipe repair work last? - Cube, cuboid, and sphere
Volumes of a cube and a cuboid are in a ratio of 3:2. Volumes of a sphere and cuboid are in a ratio of 1:3. At what rate are the volumes of a cube, cuboid, and sphere? - Klara
Klara and Judy went on a hiking trip at 13 o'clock at a speed of 5 km/h. At 14 o'clock, Thomas rode on the bike at an average speed of 28 km/h. How many hours and at what distance from the beginning of the road did Thomas catch the two girls? - Bags in Decreasing Rows
We will put 900 bags in nine rows, with five fewer in each subsequent one. How many are in the first place?
Do you have unsolved math question and you need help? Ask a question, and we will try to solve it. We solve math question.
