I don't know if I'm right, but if each pencil is 10.5 grams then you multiply it by 5 ( number of pencils) and you get 52.5, which would not meet the standards of a pack weighing 60 to 95 grams.
Found the figure:TU = 7TS = x - 1Since T is equidistant from u and s, this means that TU = TS7 = x - 17 + 1 = x8 = xThe ...
Ok so first you need to just ask ya teacher for help