# Automaker

The automaker now produces daily 4 new cars more than last year so the production of 360 cars will save just one full working day. How many working days to produce 360 vehicles needed last year?

Result

x =  10

#### Solution:

Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Be the first to comment!

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

Looking for help with calculating roots of a quadratic equation?

## Next similar examples:

1. Algebra
X+y=5, find xy (find the product of x and y if x+y = 5)
2. Product
The product of two consecutive odd numbers is 8463. What are this numbers?
3. Roots
Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ?
4. Discriminant
Determine the discriminant of the equation: ?
5. 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?
Find the roots of the quadratic equation: 3x2-4x + (-4) = 0.
7. Hectoliters of water
The pool has a total of 126 hectoliters of water. The first pump draws 2.1 liters of water per second. A second pump pumps 3.5 liters of water per second. How long will it take both pumps to drain four-fifths of the water at the same time?
8. Equation
Equation ? has one root x1 = 8. Determine the coefficient b and the second root x2.
9. Golden ratio
Divide line of length 14 cm into two sections that the ratio of shorter to greater is same as ratio of greater section to whole length of the line.
11. Candies
In the box are 12 candies that look the same. Three of them are filled with nougat, five by nuts, four by cream. At least how many candies must Ivan choose to satisfy itself that the selection of two with the same filling? ?
12. Variable
Find variable P: PP plus P x P plus P = 160
13. Expression with powers
If x-1/x=5, find the value of x4+1/x4
14. Sequence 2
Write the first 5 members of an arithmetic sequence a11=-14, d=-1
15. Sequence
Write the first 6 members of these sequence: a1 = 5 a2 = 7 an+2 = an+1 +2 an
16. AP - simple
Determine the first nine elements of sequence if a10 = -1 and d = 4
17. Examination
The class is 21 students. How many ways can choose two to examination?