Luke shaded 20 squares on his hundredths grid. Bekka shaded 30 squares on her hundredths grid. write two decimals greater than L
1 answer:
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You find the product of 0.8x2 by doing this: (Image)
Answer:
The rate of decrease is 8%
Step-by-step explanation:
we know that
The general equation for the radioactive decay can be written as:
where
a is the amount in kilograms after time t.
a_0 is the original amount of the substance or y-intercept of the function
r is the decay rate, written in decimals.
t is the time
In this problem we have
so
solve for r
Convert to percentage