Practical Mathematics for Grade 8, Problem ID: 7163

Practical Mathematics K8The Mars Tourist Agency sells places for the Mars Tour at $10 million each or $50 million for a group of 6 people.
There is a fifty-fifty chance of returning safely to Earth.

If a class of 25 brave students wants to make the trip to Mars, what is the minimum possible cost?


220 million230 million240 million210 million