I think the answer should be 12
this is because CH length is 6 x 5 is 30 so 60/5 is 12 for BH.
For this question you can say:
824/100 × 10^6 ⇒ 824/10^2 × 10^6 ⇒ 824 × 10^4
so the answer is C. 8,240,000 :)))
i hope this is helpful
have a nice day
Answer:
That is a fact i think but let me reaserch for that and tomorrow i will give you an answere
P would then =6.64 by my calculations