Maths practice for 11-year-olds. - page 148 of 230
Number of problems found: 4588
- Erica
Erica bought 3 1/2 yards of fabric. How much will she have left if she uses 2/3 of the fabric?
- Temperature adding
At a weather center, the temperature at midnight was -2 degree Celsius, and by noon it had risen 4 degree Celsius. What is the new temperature?
- Container 6489
I have a 20 cubic meter container. How many tons of green BIO meat will fit in the container?
- Iron pole
What is the mass of a pole with the shape of a regular quadrilateral prism with a length of 1 m and a cross-sectional side length of a = 4.5 cm made from iron with density ρ = 7800 kg/m³?
- Daughter's 6484
Jana is four years old. Her father is six times more aged. How many years will a father's age be three times his daughter's?
- Buns and toasts
Two buns weigh 10 grams more than two toasts. One Bun and two Toast weigh a total of 110 grams. How many grams weigh three toasts? How many grams does a Bun weigh?
- Rectangular 6481
The bottom of the pool at the family house has a rectangular shape with dimensions of 5 m and 3.5 m. Its height is 1.2 m. How many kg of acrylic paint are needed to paint the bottom and walls of the pool if 1 kg of paint is enough for 6 m²? The coating is
- Michal
Michal has 2.90 per hour. How much does he earn during the week of the summer job?
- Determine 6467
The ratio of 2 numbers is 2:5. Determine the product of the numbers if the larger of them is 35.
- Distance 6466
The water tank is cuboid with a square base (the edge of the base is 3.2 m long) and 3 m high. It holds 25,600 liters of water. What is the distance of the water level from the upper base?
- Saleswoman 6465
The saleswoman removed 20 balls from the box, marked them with a price tag, and put them back in the box. Then, she removed 12 balls and found that eight were drawn. Thus, there were at least 20 balls in the box.
- Hussein
Hussein owns 450000 crowns (local currency). He spent 2 over 9 at the bookstore to buy some books and tales. He paid 3 over 5 of his money to buy his math book. a. Calculate the remaining amount of money with Hussein. b. Hussein lost 3 over 4 of the remai
- The tourist
The tourist came started from the hostel at an average speed of 5km/h. Half an hour later, the bicyclist started along the same route at a speed of 20km/h. How many minutes will a cyclist catch up, and how many kilometers will he go?
- Dd 2-digit numbers
Find all odd 2-digit natural numbers compiled from digits 1; 3; 4; 6; and 8 if the digits are not repeated.
- Together 6452
A father aged 56 has three sons, 28,22,16. When will a father be as old as his sons together?
- Expression: 6444
Edit expression: (a-2) * (a-b + 5)
- If you
If you travel to work for 22 days and it takes 29.2 minutes, how many minutes will it take to travel to work and back?
- Pupils - ratio m:f
There are 600 pupils at the school, of which 350 are boys. Calculate the ratio (a) the number of boys to the number of girls b) the number of girls to the number of pupils at the school.
- The math test
The math test contains 20 problems. For each correctly solved problem, the solver gets 3 points. For each incorrectly solved or unsolved problem, 2 points are deducted. Ondrej got 25 points. How many problems did he solve correctly?
- Area of a triangle
What is the area of a triangle that has a base of 4 1/4 and a height of 3 3/3?
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