All we need to do is to find out how many 3/4-in-long parts will fit in a string of 25 1/2 in. To do that we can do the division:
25 1/2 ÷ 3/4 =
= 51/2 ÷ 3/4 =
= 51/2 * 4/3 =
= 17/2 * 4/1 =
= 17/2 * 4 =
= 68/2 =
= 34
Answer: There will be 34 piecies.
(I checked it also with calculator and it seems to be correct)
