If a sample known to be about 10.740 years old has 400 carbon-14, how many atoms were in the sample when the oranism died?

d

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~coco

step-by-step explanation:

your mom

answer: plz give a pic and answer choices so i can answer!

step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.