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Could someone please explain this question

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jando:
Hey,

I was wondering if someone could explain this question to me.
The answer is B.

Cheers.

DrDusk:

--- Quote from: jando on July 11, 2019, 01:02:08 pm ---Hey,

I was wondering if someone could explain this question to me.
The answer is B.

Cheers.

--- End quote ---
Recall the formula:



Thanks to r1ckworthy for pointing out my mistake in converting Grams to Kg hahaaha

r1ckworthy:

--- Quote from: DrDusk on July 11, 2019, 05:04:35 pm ---It appears they've made a mistake.
Recall the formula:

In their calculations I think they've forgotten the Pi which gives you the answer of 1.9. The actual answer would be:


--- End quote ---

Hey DrDusk,
Your conversion for 'm' is wrong, it should be 0.015 kg instead of 0.15 kg, which when I calculated it checks out to B  ;D. Great explanation!

DrDusk:

--- Quote from: r1ckworthy on July 11, 2019, 05:12:52 pm ---Hey DrDusk,
Your conversion for 'm' is wrong, it should be 0.015 kg instead of 0.15 kg, which when I calculated it checks out to B  ;D. Great explanation!

--- End quote ---

Oh god, today I realized how stupid I am lol. I can't even properly convert units  ;D

r1ckworthy:

--- Quote from: DrDusk on July 11, 2019, 05:19:16 pm ---Oh god, today I realized how stupid I am lol. I can't even properly convert units  ;D

--- End quote ---

Hey, it happens to the best of us ;D

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