a farmer has 1384 trees to be planted on a rectangular parcel of land. if there are 21 trees planted in each row and each row must be completed before it is planted, how many trees will be left over after planting?

Twice a number increased by 12 is equal to 31 less than three times the number find the number

What is the classifications of polynomials - gh4i+3g5

The population of a midwestern city decays exponentially. if the population decreased from 900,000 to 800,000 from 2003 to 2005, what will be the population in 2008?

Are two lines with the same slope and different y-intercepts always, sometimes, or never perpendicular?

Describe a different way to order the numbers 1.95,1.4,0.5,1.25,2.0

How many milliliters of olive oil (D=0.92 g/mL) have the same mass as 1.80 L of gasoline (D=.74 g/mL)

Leo's family keeps recyclables in a cylindrical trash can. Today Leo bought a larger can with a radius and height that are twice the radius and height of the old can. Leo claims the new and old cans are geometrically similar figures.

The value of Maggie's car decreased by 30% since last year, when she bought it. If the car is now worth $17,000.00, how much was the car worth when she bought it?

The base of a rectangle has a length of 4 inches and a diagonal has a length of 5 inches, Find the area of the rectangle

A ball is thrown from an initial height of 7 feet with an initial upward velocity of 28/fts. The ball's height h (in feet) after t seconds is given by the following. = h+7-28t16t2 Find all values of t for which the ball's height is 15 feet.