Lilly can fly her plane 200 miles against the wind in the same time it takes her to fly 300 miles with wind. If the wind blows at 30 miles per hour, find the speed of Lilly's plane in still air.

H E L P Factor - 6m + 9. a. - 6 (m - 3) b. - 6 (m + 9) c. - 3 (2 m - 3) d. - 3 (2 m + 3)

If 4 + 6 = 10, does (4 + 6) X 3 = 10 x 3? Why or why not?

The length of a rectangle is 2cm, and the width is 1 cm. Find the length of a diagonal of this rectangle. A. √3cm B. √5cm C. 3 cm D. 25 cm

The coordinates of the vertices of a triangle are (-4,2), (5-1), and (-3,-2). What is the perimeter of the triangle, to the nearest tenth of a unit? A: 13.1 units B: 19.6 units C: 21.7 units D: 38.2 units

Find the least mean square estimate ofxbased on the observationy=y.

The initial price for a horse is $39000. It is discounted by 40% and then by further 14%. Find the price of the item.

How to find the mean of percentages

Suppose f (x) = x^2 and g (x) = (2x) ^2. Which statement best compares te graph of g (x) with the graph of f (x) ? A. The graph of g (x) is horizontally compressed by a factor of 2. B. The graph of g (x) is horizontally stretched by a factor of 2. C.

Solve for x: 5x-2x=7x+2x-24

Lydia buys 5 pounds of apples and 3 pounds of bananas for a total of $8.50. Ari buys 3 pounds of apples and 2 pounds of bananas for a total of $5.25. This system pound of apples, and y is the cost per pound of bananas.