Which of the following provides
the best estimate for 0.69 × 0.29?
(6-2)
A 0.7 × 0.3 = 0.21
B 0.6 × 0.2 = 0.18
C 0.5 × 0.5 = 0.25
D 0.06 × 0.03 = 0.002