Ответ:5 × 10 = 5014 × 20 = 28012 × 20 = 2408 × 40 = 32016 × 20 = 3207 × 30 = 2109 × 10 = 9011 × 20 = 22010 × 20 = 20015 × 40 = 60020 × 20 = 4006 × 60 = 36013 × 20 = 26018 × 50 = 90012 × 20 = 240