Functions - math word problems - page 38 of 312
Number of problems found: 6232
- Five-digit 82257
Determine the number of all five-digit natural numbers in which every two digits are different in decimal notation.
- Powerful 82250
In 5 minutes, it pumps 1240 l of water with the pump. Can two equally powerful pumps pump 500 liters of water in 1 minute?
- Multiply x times
Susan divided the number 52 by the number 2 eight times and multiplied it by the number 2 six times. What number did she get?
- One-twentieth 82239
Peter and Honzo decided to build the building as quickly as possible. They built one-twentieth of the building in ten minutes. After 20 minutes, three more friends joined. Everyone was building at the same pace. How many minutes did it take to build the s
- Capacity 82231
There were 60 people in the stadium, which was 30% of capacity. How many people can fit in the stadium?
- Construction 82214
At the construction site, the sand that belongs to the mortar is sifted through a sieve. At the same time, 1/6 of the coarse sand falls through. Determine how many m³ of sand must be brought in to obtain 2 m³ of sifted sand.
- Discovered 82210
At the dance party, the organizer discovered that 168 different dance pairs could be formed from girls and boys. How many boys are there at the dance if there are 12 girls?
- Semi-skimmed 82206
The dairy produces semi-skimmed milk (with 1.5% fat content) by skimming part of the fat from full-fat milk (with 4% fat content). 1 ton of semi-skimmed milk is produced from how many kilograms of fat milk?
- Beginning 82198
At the end of the year, the lady had 360,009 CZK in her account with added interest. What was the amount at the beginning of the year if the interest rate was 10.5% pa?
- Segment 82178
If I reduce a segment of length 72 cm in a ratio of 5:8, how many cm will it be?
- 45-minute 82169
I have 38 lessons that last 70 minutes. How many teaching hours are there in terms of 45-minute lessons?
- Hypotenuse and legs
A right triangle with hypotenuse c=25 dm is given. Calculate the length of the unknown side, given: side a=15 dm. Find the area of this triangle. Sketch the triangle and describe all its vertices and sides correctly.
- Snowman's 82155
Under the column, the children built a 1.65m tall snowman. The snowman's shadow is 135 cm long. The shadow of the column has a length of 4.05 m. How tall is the pole?
- Increase 82151
Increase 380 by 28%
- Operation 82150
In 24 hours, the engine consumes 346 I of gasoline. How many liters does it consume in 126 hours of operation?
- Supply 82149
The water supply is enough for 12 horses for 16 days. How many horses will this supply of water last for 12 days?
- Determine 82148
If we reduce the unknown number by 24%, we get the number 358. Determine the unknown number.
- Distribute 82137
We have a profit of 40000e, and the work took 30 days. The first worker is promised 38% of the profit but only works for 15 days, the second worker is promised 33% of the profit and works for 20 days, and the third is promised 28% of the profit and works
- Rectangle 82087
A 9cm × 15cm rectangle is divided into unit squares. How many paths are there from one rectangle vertex to the opposite vertex if one can only go to the right and up the sides of the squares?
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