Answer:
24$
Step-by-step explanation:
$80 - $32 - $24 = $24
Yes, to convert the ratio into the percentage, divide, the multiply the result by 100, and there is your answer !!.
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Given that the half life of 3H is 12.3 years.
The amount of substance left of a radioactive substance with half life of

after t years is given by

Therefore, the number of years it will take for 18% of the original tritinum to remain is given by

Therefore, the number of <span>years that the time could be read at night is 30.4 years.</span>
Answer: Isolate the variable by dividing each side by factors that don't contain the variable.
x= -7, -9