Expression of a variable from the formula - practice for 11 year olds - page 3 of 16
Number of problems found: 317
- Equilateral 82136
A three-sided prism with a base in the shape of an equilateral triangle has a volume of 370 dm³. What is the volume of its base if it is 50 cm high? - Calculate 82077
The surface of the cube is 150 dm². Calculate its volume. - Determine 82012
There is a 30 cm layer of sand in the landing area. Determine the width of the landing pad if its length is 5 m and the volume of sand in it is 2.7 m³. - Calculate 81990
Calculate the edge of a cube with a volume of 150 cubic cm.
- Dimensions 81850
We used the same amount of paint to paint a cuboid with dimensions of 10 cm, 15 cm, and 3 cm to paint the shell of a cone whose radius is 8 cm. How tall is this cone? Calculate its volume in liters. - Calculate 81841
The sum of the lengths of all the cube's edges is 60 cm. How to calculate its volume? - Understanding 81807
The aquarium is 0.7m long and 25cm wide. The battery is deep if it can hold no more than 87.5 liters of water. I need help understanding how to calculate this. - Calculate 81743
Calculate the size of the other side of the rectangle if the size of one of its sides is 90m and the area is 3600 m². - Perimeter 81458
Find out if a square with a perimeter of 12 CM has an area greater than 12 cm²
- Volume 81001
The volume of the cuboid is 3/25 m³. The base area is 6/25 m². What is its height? - Toothpaste 80763
Little Jirka wanted to know how much toothpaste was in the tube, so he gradually squeezed it all out and there was a cylinder of toothpaste in the room. Can you guess how long it might have been? Calculate the values: the internal diameter of the paste ne - Quotient 80640
The quotient of two numbers is 22. The divisor is 154. What is the divisor? - Expression values
Let A = 5, B = 4.4, and C = 4.25. Find the value of each expression listed below. A² × (B - C) B × (A - C) B + C - A A - B + C - Swimming pool 7
The perimeter of a rectangular swimming pool is 20 4/5 meters. Its length is thrice its width. What is the length of the pool? What is its width?
- Arlene
Arlene weighs 55.8 kg. Tina is two times heavier than Arlene. Together with Karen, the three of them weigh 210.09 kg. How many kilograms does Karen weigh? - The area 2
The area of a rectangular piece of tablecloth is 3/4 m². Its width is 3/10 m. What is its length? - Jared 2
Jared has $32. He buys 5 packs of trading cards for $3 each and a display book for $7. Simplify the expression to find out how much money Jared has left. - Playground 79454
In Kocourkov, they decided to build a children's playground and volleyball courts. The volleyball court will have dimensions of 18m x 19m. The playground will have a square face. The area of both fields will be the same. What will be the dimensions of t - Paper rolls
The cost, c, of paper towels, based on the number of rolls, r, is given by this equation: c=1.29r What is the unit rate of the cost of the paper towels in dollars per roll?
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