At a party 70 people are right handed and 12 people are left handed. What is the ratio of right handed people to the total number of people at the party

If 20% of a number is 35, what is 50% of that number?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.