Question

The scientific notation of 165000 is given by:

• A. $1.65\times {10}^7$
• B. $16.5\times {10}^6$
• C. $1.65\times {10}^5$
• D. $1.65\times {10}^4$

Answer 1

The correct option is C $1.65\times {10}^5$

In scientific notation, any number is expressed in powers of 10 and the decimal number must be in between 1 and 10.
Given number is 165000
$=165\times 1000$
$=165\times {10}^3$
$=1.65\times {10}^5$