# Brass tube

The outer perimeter of brass tube (ρ = 8.5 g/cm

^{3}) is 38 cm. Its mass is 5 kg, length 54 cm. What is the pipe wall thickness?**Result****Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this example are needed these knowledge from mathematics:

## Next similar examples:

- Crystal water

The chemist wanted to check the content of water of crystallization of chromic potassium alum K_{2}SO_{4}* Cr_{2}(SO_{4}) 3 * 24 H_{2}O, which was a long time in the laboratory. From 96.8 g of K_{2}SO_{4}* Cr_{2}(SO_{4}) 3 * 24 H_{2}O prepared 979 cm^{3}solution of base. S - Three friends

Danica, Lenka and Dalibor have altogether 96 kg. Lenka weighs 75% more than Dalibor and Danica weighs 6 kg more than Dalibor. Determine the weight of Danice, Lenka and Dalibor. - Vegan shop

To the shops brought together 23.2 kg of goods, fruits, vegetables and nuts. fruit was 4.7 kg more than vegetables, nuts was 1.5 kg less than the fruit. Determine the amount of fruits, vegetables and nuts. - The swing

To swing the two girls. Aneta weight 45 kg and Simon 35 kg weight. How far should sit Simon from the middle of swing so it is balanced, if we know that Aneta is sitting at distance 1,5m? How far are girls sitting apart? - Theorem prove

We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started? - Product

The product of two consecutive odd numbers is 8463. What are this numbers? - Average

If the average(arithmetic mean) of three numbers x,y,z is 50. What is the average of there numbers (3x +10), (3y +10), (3z+10) ? - Calculation

How much is sum of square root of six and the square root of 225? - Holidays - on pool

Children's tickets to the swimming pool stands x € for an adult is € 2 more expensive. There was m children in the swimming pool and adults three times less. How many euros make treasurer for pool entry? - Expression with powers

If x-1/x=5, find the value of x^{4}+1/x^{4} - Power

Number ?. Find the value of x. - Coefficient

Determine the coefficient of this sequence: 7.2; 2.4; 0.8 - Quadratic equation

Solve quadratic equation: 2x^{2}-58x+396=0 - Algebra

X+y=5, find xy (find the product of x and y if x+y = 5) - Parametric equation

Find the parametric equation of a line with y-intercept (0,-4) and a slope of -2. - Trigonometry

Is true equality? ? - Elimination method

Solve system of linear equations by elimination method: 5/2x + 3/5y= 4/15 1/2x + 2/5y= 2/15