the factors of 48 are 1, 48,6,8,12,4,
I'm not absolutely sure but i think its 16.
Factors of 48 : 1, 2, 3, 4, 6, 8, 12, 16, 24, 48 Factors of 48 that are multiples of 3 : 3, 6, 12, 24, 48
56
40 Percent = 40/100 = 0.4 40 Percent of 48 = 0.4 x 48 = 19.2