# Gutter

How much metal is needed for production 46 pieces of gutter pipes with the diameter 12 cm and length of 4 m? The plate bends add 2% of the material.

**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:

- Iron

Iron ore contains 57% iron. How much ore is needed to produce 20 tons of iron? - Energy saving

They were released three different, independent inventions saving 12%, 15% and 25% energy. Some considered that while the use of these inventions, the total savings will be 12% + 15% + 25% = 52%. Is this true? How much percent of energy will save all thre - TVs

Production of television sets increased from 3,500 units to 4,200 units. Calculate the percentage of production increase. - Greenhouse

Garden plastic greenhouse is shaped half cylinder with a diameter of 6 m and base length 20 m. At least how many m^{2}of plastic is need to its cover? - Pipe

How long is the pipe with an outside diameter of 1.44 m if his coloring consumed 44 kg of color. 1 kg of color coverage is 9 m^{2}. - Kitchen

Kitchen roller has a diameter 70 mm and width of 359 mm. How many square millimeters roll on one turn? - Cancer

Of the 80 people 50 people ill cancer. What percentage of people isn't ill? - Theorem prove

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

If you earned 80% of the possible 40 points, how many points did you miss to get 100%? - Enrollment

The enrollment at a local college increased 4% over last year's enrollment of 8548. Find the increase in enrollment (x_{1}) and the current enrollment (x_{2}). - Apples 2

James has 13 apples. He has 30 percent more apples than Sam. How many apples has Sam? - Percents - easy

How many percent is 432 out of 434? - Percentage 10

52 shorts and missed 13. Calculate percentage - Base, percents, value

Base is 344084 which is 100 %. How many percent is 384177? - Alaska vs Montana

Alaska is the largest state in the United States and has a surface area of approximately 588,000 square miles. Montana has a surface area that is approximately 25% of the surface area of Alaska. What is the approximate surface area of Montana? - Cylinder

The cylinder surface is 859 dm^{2}, its height is equal to the radius of the base. Calculate height of this cylinder. - The ball

The ball was discounted by 10 percent and then again by 30 percent. How many percent of the original price is now?