# Equation - examples

Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?- Cuboid and eq2

Calculate the volume of cuboid with square base and height 6 cm if the surface area is 48 cm^{2.} - Average speed

When the bus stops at bus stops driving average speed is 45 km/h. If it did not stop it drive at speed 54 km/h. How many minutes of every hour it spend at stops? - Diagonals of a rhombus

One of the diagonals of a rhombus is twice as the other. If the sum of the lengths of the diagonals is 24, find the area of the rhombus. - Pharmacy

The pharmacy add to 3 liters of 95-percent alcohol 5 liters of 38.04 percent alcohol. How many percent pharmacy got? - Time gone

Square of Richard age equals the age of his mother. When he will bw two times older then his mom will be 7/2 times older than he. How old is Richard and his mom? - Right triangle eq2

Hypotenuse of a right triangle is 9 cm longer than one leg and 8 cm longer than the second leg. Determine the circumference and area of a triangle. - Pets in ZOO

The zoo have run for pets. They are chickens, pigs and cow. Altogether there has 20 heads and 60 feet. How many chickens and piglets are there? - Chocolate

Frank bought 6 same chocolates for 12 Eur. How many euros he pay for 19 chocolates? - Inflation

What is better for people (employees)? ? - Brick

One brick is 2 kg and half a brick heavy. What is the weight of one brick? - Root

The root of the equation ? is: ? - Proof PT

Can you easy prove Pythagoras theorem using Euclidean theorems? If so, do it. - Troops

Route is long 203 km and the first day first regiment went at an average speed 20 km/h and journey back 19 km/h. The second day went second regiment same route at an average speed 18 km/h there and back. Which regiment will take route longer? - Textbooks

After check of textbooks found that every 8-th textbook should be withdrawn. Together 74 textbooks were withdrawn. How many textbooks were in stock before withdrawn and how many after withdrawn? - Stock market

Simon one day decided to invest € 48000 to the stock market. After six months he invested July 11 stock markets fell by 43%. Fortunately for Simon from July 11 5 to October 11 his shares have risen by 13%. Simon is then: ? - Logic

A man drinks a barrel of water for 31 days, woman for 58 days, for how many days they drink barrel together? - Cow

193 cow consumes 13510 kg hay per day. How many kg of hay consume one cow in one day? - Right Δ

Right triangle has length of one leg 7 cm and length of the hypotenuse 25 cm. Calculate the height of the triangle. - Camp

In the camp are children. 1/4 went on a trip, 1/2 went to bathe and 99 children remained in the room. How many children are in camp? - Apples

Hanka has 8 apples more than Juro and 6 apples less than Mirka. Mirka has 21 apples. How many apples has Hanka and how many Juro?

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