If A = 0.0004 × 3 0.000008 4 16000 × 3 125000 × 4 810 and B = 3 0.729…

Question

If A = 0.0004 × 3 0.000008 4 16000 × 3 125000 × 4 810 and B = 3 0.729 × 4 0.0016 0.16 , what is A × B?

Accepted Answer

Option A. 6 × 10^ - 8. Answer & Solution Answer: Option A Solution: & A = 0.0004 × 3 0.000008 4 16000 × 3 125000 × 4 810 & = 0.02 × 0.02 4 16000 × 810 × 3 125000 & = 0.02 × 0.0220 × 3 × 50 & = 175 × 10^5 & B = 3 0.729 × 4 0.0016 0.16 & = 0.9 × 0.20.4 & = 920 & A × B = 175 × 10^5 × 920 & = 325 × 2 × 11…