1. 350 is 70% of what number? (1 point) a 500 b 420 c 245 d 280 2. what percent of 64 is 24? (1 point) a.267% b.62.5% c.40% d.37.5% 3. what percent of $6.50 is $2.60? (1 point) a.25% b.40% c.90% d.250% 4. 20% of 140 is what number? (1 point) a.280 b.120 c.28 d.12