1520
99
4 x 20 = 80 4 x 19 = 76 Answer: 19 with 3 remaining
84
3 + 5 + 13 + 17 + 19 + 23 = 80 3 x 5 x 13 x 17 x 19 x 23 = 1,448,655
eighteen 20 x 4 = 80 19 x 4 = 76 18 x 4 = 72
80 x 80 x 125 is equal to 800,000
19/80 = 0.2375
80 = 1 x 80 80 = 2 x 40 80 = 4 x 20 80 = 5 x 16 80 = 8 x 10
The formula would be: x = 80 + (80 x 0.11) x = 80 + 8.8 x = 88.8
It is: 6+80-19 = 67
80 x 1 = 80 80 x 2 = 160 80 x 3 = 240 80 x 4 = 320 80 x 5 = 400 80 x 6 = 480 80 x 7 = 560 80 x 8 = 640 80 x 9 = 720 80 x 10 = 800 80 x 11 = 880 80 x 12 = 960
80/19= 4, 21