Basic functions - math word problems
Number of problems found: 2463
104 cow consumes 6968 kg hay per day. How many kg of hay consume one cow in one day?
In MATES (Small Television tipping) from 35 randomly numbers drawn 5 winning numbers. How many possible combinations there is?
- Cube zoom
How many percents do we increase the volume and surface of the cube if we magnify its edge by 38 %?
- Car rent
Rental cars are paid a fixed daily fee plus 16 cents for each kilometer traveled. Samuel want to rent a car for a day and worked out that will pay 175 euros. When paying he got a 20% discount on the daily fee, the cost per kilometer is unchanged. Samuel t
Increasing the minimum wage while maintaining the other parameters of the system, unemployment will be:
- Unknown number 10
Number first increased by 30%, then by 1/5. What percentage we've increased the original number?
- Sea water
Mixing 62 kg of sea water with 84 kg rainwater is created water containing 3.1% salt. How many percent sea water contains salt?
- Honza + Alice + Tonda
Honza + Alice + Tonda have a total of 111 USD. The ratio between Honza and Alena is 5:6 and the ratio between Alice and Tonda is 4:5 How many money have each of them?
From 6 products are 3 scrap. What is the probability that the random pick of 2 products have no defective product?
The base of the prism is a rhombus with a side 30 cm and height 27 cm. The height of the prism is 180% longer than the side length of the rhombus. Calculate the volume of the prism.
- Car range
Calculate the maximum range of car, if you can spend 10 euros, price of diesel is 1.55 Eur/l and car consumption is 3 l/100 km.
- The professor's birthday
Professor of mathematics had 57 birthdays. The director congratulated him. The professor asked the director: "And how old are you?" The director replied: "I'm exactly twice as many years than you were when I was old as to you today." How old is the direct
In how many ways can 9 shuttle vans line up at the airport?
- Mom and daughter
Mom is 30 years older than the daughter. What is the age difference between them in 35 years?
A certain device consumes 28 kW and delivers 14 kW. Find its efficiency.
- Forestry workers
In the forest is employed 56 laborers planting trees in nurseries. For 8 hour work day would end job in 37 days. After 16 days, 9 laborers go forth? How many days are needed to complete planting trees in nurseries by others, if they will work 10 hours a d
What is better for people (employees)? ?
What is the vertical asymptote of ?
The train passes part of the line for 95 minutes at speed 75 km/h. What speed would have to go in order to shorten the driving time of 20 minutes?
The voltage station is every day changing the master password, which consists of three letters. Code generation process does not change and is based on the following procedure: The following letters (A) to (I) correspond to different numbers from 1 to 9.