A six-centimeter-long strip of mineral deposit has a density of rho(x) = 0.01x(6 - x) grams per centimeter, 0 ≤ x ≤ 6. Calculate the total mass of the deposit.
a) 0.9 grams
b) 1.8 grams
c) 2.7 grams
d) 3.6 grams