Two ships, S and T, are 50 m apart
a) using a scale of 1 cm to 5 cm, draw an accurate scale drawing of the ships
b) a lifeboat is equidistant from both ships. Construct a line to show where the lifeboat could be.

Part a : solve - vp + 40 < 65 for v . part b : solve 7w - 3r = 15 for r show your work!

Driving 75 mph, it takes alicia 2 hours to reach the airport to go on a vacation. it then takes her 4 hours to get to her destination with the jet traveling at a speed of 400 mph. how many miles does alicia travel to get to her destination?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.