By Euclid's Division Lemma, a=bq+r,0≤r<b. If b = 8, burst out the possible values of r.
Euclid's division lemma states that for any positive integers a and b, there exist unique integers q and r such that a = bq + r, where r must satisfy
(a) 1 < r < b (b) 0<r≤b (c) 0≤r<b (d) 0 < r < b