Raj buys 4 packs of toothbrushes, each pack has 5 toothbrushes. How many toothbrushes does Raj have in total?
Raj buys 4 packs of 5 toothbrushes in each. 5 + 5 + 5 + 5 = 20 Thus, Raj has a total of 20 toothbrushes.