IGCSE /Grade 10
Maths MCQ Based On Word problems for exponential growth and decay
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IGCSE Grade 10 Maths Word problems for exponential growth and decay
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Here, the initial amount of the radioactive substance is not given and the problem is based on percentage. So, The initial amount is 100. To find the percent of substance after 5 hours. Use A = P(1 + r)t
Exponential Decay Formula A = P(1 - r)n
Use exponential Decay Formula
Formula for exponential decay
Use the formula for exponential decay.
Compound Interest Formula : A = P(1 + r)n
See for time.
Compound Interest Formula
Exponential Decay Formula
Formula for exponential growth.
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