SAT Linear equations in one variable Question
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Question 1 · Easy · MathOctober 2024 Batch 1 · Q9Linear equations in one variable · 0 solved
The number of bacteria in a liquid medium doubles every day. There are 48,000 bacteria in the liquid medium at the start of an observation. Which of the following represents the number of bacteria, y, in the liquid medium t days after the start of the observation?
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The trap here
SAT exponential growth and decay: the base is 1 + r, not r — A 3% annual increase is a base of 1.03, not 0.03. Getting the base wrong is the single most common error on SAT exponential-model questions.