NeuroEducation

Android or iOS

Difficulty: Hard · Topics: Discrete Mathematics, Sets, Word Problems

At a meeting everybody has one mobile phone, and 65\% of the people there are women.

The number of men with an Android phone is 6 less than the number of women with an iOS phone, and 2 more than the number of women with an Android phone.

If 4 men have an iOS phone, how many people came to the meeting?