Mt Everest rises 54,768 feet. How to write in scientific notation

Mathematics

2 answers:

Gennadij [26K]3 years ago

6 0

5.48 x 10^4

the decimal place would need to be moved 4 to the right (hence 10^4)

Temka [501]3 years ago

3 0

$\bf 54768\iff 54768.0\impliedby 
\begin{array}{llll}
\textit{now, let's move the decimal point}\\
\textit{so that only one number is on}\\
\textit{the left of it}
\end{array}
\\\\\\
5\underline{4768}.0\impliedby \textit{let's move it 4 slots over, thus 4 zeros}\\\\\\
5.4768\times 1\underline{0000}\implies 5.4768\times 10^4$

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Jason bought a car for $12500. According to the insurance company, the value of the car depreciates by 7% each year. What will t

Orlov [11]

Answer:

8696.10

Step-by-step explanation:

If a car depreciates by 7% each year, this means that 7% of its value that year is subtracted from its previous value. In other words, you can multiply its value by (1-0.07)=0.93.

$12500\cdot 0.93^5\approx 8696.10$ . Hope this helps!