Grade - math word problems - page 469 of 953
Number of problems found: 19049
- Resistor voltage
The current of 25 mA passes through the resistor with a resistance of 50Ω. How much voltage do we measure on it? - Appliance resistance power
Calculate the resistance and power of the appliance through which a current of 20mA flows at the mains voltage (230 V). - Resistor voltage How much voltage do we measure on a 400Ω resistor when an electric current of 55 mA passes through it?
- Sock ratio division
Divide 25 pairs of socks in a ratio of 2:3:5 - Double ratio
The mobile phone was twice gradually discounted in the ratio of 3:2 and one-half: five-quarters. If the price was CZK 4,200 after a double discount, how much did it initially cost? - Five combers Five combers harvest 12 rows of strawberries in 4 hours. How many rows of strawberries will two combers harvest in 10 hours?
- Copper Cu wire
Copper wire with a diameter of 1 mm and a weight of 350 g is wound on a spool. Calculate its length if the copper density is p = 8.9 g/cm cubic. - Calculate
Calculate a sphere's volume and surface area with a diameter of 15 m. - Second side
Calculate the length of the other side of the rectangle if its circumference is 60 cm, and one side is 10 cm long. - Cylinder surface volume
Calculate the surface and volume of a cylinder with a base radius of 5 cm and a height of 8 cm. - Cube cylinder volume
There is a cylinder with the largest possible volume in the cube with an edge of 6 m. What percentage of the volume of a cube has the volume of a cylinder? - Apple slice ingredients
Dahlia cooks with her mother's apple slices. They mixed flour, sugar, and butter in a ratio of 10:3:2. How many grams of sugar and butter did they put in half a kilogram of flour? - Sports class ratio
The sports class is attended by athletes, cyclists, and football players. The number of athletes to cyclists is in the ratio 3:5, football players to cyclists 1:3. How many athletes attend the class if 9 children are involved in athletics? - Cable car
The cable car will carry 1280 passengers in 40 minutes. How many people will be transported in 2.5 hours? - The field
Three tractors plow the field in 6 hours. However, after 2 hours, one tractor broke down. How long will the field be plowed? - Sphere volume surface Calculate a sphere's volume and surface area with a radius of 23dm.
- A number
A number 5% greater than 75? - Principle - 3CC
According to a certain principle, we divided three-digit natural numbers into two groups: The 1st group includes, for example, the numbers: 158, 237, 689, 982, 731, 422, . .. The 2nd group includes, for example, the numbers: 244, 385, 596, 897, … Discover - Eight
Eight small Christmas balls with a radius of 1 cm have the same volume as one large Christmas ball. What has a bigger surface: eight small balls or one big ball? - Ball screen
The diameter of the ball screen is 30 cm. If we add 5% of the material to be sewn, how many m² of fabric do we need to make?
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