50*51/2 = 1275
i would say count up
It is 50.
rearrange 1 to 50 so that you see this pattern: 50 = 50 1+49 = 50 2+48 = 50 ... 24+26 = 50 25 = 25 then add this up: 25 x 50 + 25 = 1275
They add up to 305
100 and 100 can add to 200 50, 50, 50, and 50 can add to 200 8 25s can add to 200 20 10s can add to 200
An odd number of odd numbers can not add up to an even number. There fore any 9 (odd) odd numbers can not add up to 50 (even).
50*51/2 = 1275
i would say count up
They both add up to 110
They add up to 50
You can add up to 50 pounds with the vest, after the 50 pounds the vest can get hard to weigh.
2+7+41=50
50
53
262
(1 + 100) * 50