What is the answers of this problems? Please.?

Question

1.Find the two real numbers whose sum is 18 and whose product is a minimum.
2.The perimeter of a rectangular ranch is 400 m. Find the dimensions of the ranch that will contain the greatest area.
3.The longer leg of a right triangle is 2 cm more than twice the shorter leg. Find the measure of each leg of the triangle with the smallest possible area.
4.A gardener has 200m of fencing to enclose two adjacent rectangular plots. What dimensions will produce a maximum enclosed area?
5.A cellular phone store can sell 1000 phonekits per month for P 5, 000.00 each. Research indicates that the store can sell 50 more kits per month for each P 100.00 decrease in price. What price per kit will give the greatest monthly sales? What is the sales amount?
6.A galvanized iron sheet 54 cm wide is to be bent to form a gutter by turning up vertical strips along each side. How many centimeters should be turned up at each side in order to give a gutter with the maximum cross-sectional area?
7.Find t

Answer 1

0 and 18

2.20m*20m square

3.6,8 and 10

4.10*10 square and 10*10 square

5.first option revenue=5000000
second option revenue=4900*1050=5145000
second option will give greater sales revenue

6.let 'x' be turned up
area=(54-2x)*x=54x-2x^2
for max dA/dx=0
4x=54 x=13.5 cm

7.find t what?

Answer 2

1. 1 and 17
2. 100x100
3. no idea
4. 50x50
5. um, i dont have that much time to answer this question. i would draw a graph.
6. what?
7. where did you say t?

Answer 3

to work these out you need to use Pythagoras, algebra and trigonometry but it would take me to long to work them out.
so yeah 2 points.

Answer 4

I can't believe so many people here actually did your homework for them! They are suckers!