ALEX completes the 70km journey between london and reading in 54 minutes. She then drives 42km from reading to oxford at an average speed of 70km/h work out alex's average speed in km/h for her total journey from London to oxford

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

An alternative to car buying is to make monthly payments for a period of time, and then return the vehicle to the dealer, or purchase it. this is called

How are algebraic expressions evaluated using substitution?