The distance d that an object falls is directly proportional to the square of the time of the fall, t. A person who[..]

A coin contains 1.251.251, point, 25 grams of nickel and 3.753.753, point, 75 grams of copper, for a total weight of[..]

A line has a slope of -6 and passes through the point (-4 , 6) . What is the x-intercept of the line?

A recipe for applesauce requires 3 cups of apple juice. You only have a metric measuring cup. How many liters of[..]

Two missiles are initially 5000 miles apart. They travel along a straight line directly towards one another, one[..]

At 10 am the shadow of a post on a pergola is 12 feet long. At the same time the shadow of Jimmy, who is 6 feet[..]

The duration of a song is measured to be 3.62 minuets, correct to 3 significant figures. Find: (a) the maximum[..]

If E,F,Gand H are respectively the mid-points of the sides of a parallelogram ABCD, show that ar(EFGH)=(1)/(2)ar(ABCD).

a piece of metal can last 80 minutes at 1550 degrees f. a torch burn at 6332 degrees f how long will it take[..]

Divide $15.20 among three people so that the second will have one dollar more than the first and the third will have[..]