Simplify 0.63954 ÷ 0.003 giving your answer c...
Simplify 0.63954 ÷ 0.003 giving your answer correct to two significant figures
213.18
213.00
213
210
21
Correct answer is D
= 0.639540.003
moving the decimal places, we have
= 639.543
= 213.18
≊ 210 (to 2 s.f.)