Tutorial
Problem: Try this one on your own.
Find the age of the mummy to the nearest year.
Enter the correct answer.
An arhaeologist, exploring the pyramids
of Africa, discovers a mummy. He finds
that it contains 53 % of original amount
of C-14. Find age of the mummy.
I
DONE
N Noekt
No - initial mass of C-14 (at time t - 0)
N-amount of C-14 at time t
k - 0.0001
t-time, in years
9 OME

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

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