Two trains leave a station at the same time, one traveling west at a rate of 60 km per hour, and the other heading east at 55 km per hour. in how many hours will they be 460 km apart?

It is possible to shoot an arrow at a speed as high as 100 m/s. (a) If friction can be ignored, how high would an arrow launched at this speed rise if shot straight up? (b) How long would the arrow be in the air?

A chef planning for a large banquet thinks that 2 out of every 5 dinner guests will order his soup appetizer. He expects 800 guests at the banquet. Use equivalent ratios to estimate how many cups of soup he should prepare.

9e - 2e + 3 + 5e simplify expression

Give example of a function f: N-> N which is: (a) injective but not surjective. (b) surjective but not injective. (c) bijective but not identity function.

2. Find the difference: (3p2 - 2p + 3) - (p3 - 7p + 7) = A Find the difference:

Select the correct product. (a + 8) (b + 3)

Amira is painting a rectangular banner 2 1/4 yards wide in the cafeteria. The banner will have a blue background. Amira has enough blue paint to cover 1 1/2 square yards of wall. Find the height of the bannerif Amira uses all of the blue paint.

What is 12 2/3lb = in oz

How to work the problems out and the answers to 3 of my homework questions?

Two forces of 30 pounds and 40 pounds act upon a body, forming an acute angle with each other. The angle between the resultant and the 30-pound force is 35degree 10'. Find, to the nearest ten minutes, the angle between the two given forces