Grade - math word problems - page 485 of 968
Number of problems found: 19341
- The farmer
A farmer calculated that his fodder supply would last his 20 cows for 60 days. He decided to sell 2 cows and one third of the feed. How long will the remaining feed last for the rest of the herd? - Screw weight calculation
There are 80 screws in the box with a total weight of 1.24 kg. The weight of one screw weighs 400 g. Screw weight calculated in grams - Defective product standard
The factory sets a standard that 2% of products may be defective. Last week, out of 1,250 products, 32 were defective. By how many defective products was the standard exceeded? - Lenka Lukas age
Helen is three times younger than her brother Luke; they are 20 years old. How old is Helen, and how many are Luke? - Garden raking time
Carl would rake the leaves in the garden alone in 24 minutes. His younger brother would take 30 minutes. How long would they dig a garden if Carl digs alone for 6 minutes and his brother comes to his aid? - The manufacturer
The manufacturer found that 3% of the plates produced had a malfunction. Of the complaint, 75% are first and 25% second. What is the probability of producing first and second-class plates? - Stadium perimeter steps
How many steps does a person mow a rectangular football stadium around its perimeter? The dimensions of the stadium are 100 m and 50 meters. The length of a person's stride is 75 cm. - Two tasks
A children's sandbox has the shape of a triangle, two sides measure equally 3 metres and the last one has 50 dm. Calculate the perimeter of the children's sandbox in mm. A children's mould has the shape of a triangle with all three sides of the same lengt - Class pupil distribution
There are a total of 56 pupils in three classes in the rural school. In the second grade, there are 20% fewer pupils than in the first grade, and in the third grade, there are 25% more pupils than in the second grade. How many pupils are there in each cla - Academy girl calculation There are 180 pupils in the first year of the academy. Seven girls for every five boys, so there are how many girls in the year?
- Probability
How probable is a randomly selected three-digit number divisible by five or seven? - Ratio calculation puzzle
Determine x in the ratio: 200:6 = x: 400 - The coal
The coal stock would be enough to heat a larger room for 12 weeks and a smaller one for 18 weeks. It was heated for four weeks in both rooms, then only in the smaller one. Thus, the coal stock was enough for how long? - The right triangle
The right triangle ABC has a leg a = 36 cm and an area S = 540 cm². Calculate the length of the leg b and the median t2 to side b. - Chocolate and biscuit
Chocolate is twice as expensive as a biscuit. It costs CZK 8 more. How much is chocolate, and how much is a biscuit? - A particle
A particle moves in a straight line so that its velocity (m/s) at time t seconds is given by v(t) = 3t²-4t-4, t > 0. Initially, the particle is 8 meters from a fixed origin's right. After how many seconds is the particle at the origin? - Concentric circles and chord
In a circle with a diameter d = 10 cm, a chord with a length of 6 cm is constructed. What radius has the concentric circle while touching this chord? - The hollow cylinder
The hollow cylinder has a height of 70 cm, an outer diameter of 180 cm, and an inner diameter of 120 cm. What is the body's surface, including the area inside the cavity? - Cllub flag
The children had the club flag sewn on. The red color covered 2/20 of the flag's total area, the blue area a fifth, and the yellow 19% of the entire area. What percent is the green area occupied? - Flowerbed perimeter calculation
The flowerbed in the shape of a square has a hedge 27 m long planted on its three sides. Calculate the perimeter of the whole flowerbed
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