Question

Round off to the nearest $10,100,$ and $1000$:
$1289$

• A. $1290,1389,1009$
• B. $1290,1300,1000$
• C. $1280,1300,1200$
• D. $1280,1200,1000$

Answer 1

Answer: (B)

$1290,1300,1000$

$\Rightarrow$ Round off to 10 for 1289 is 1280 or 1290 but nearest to 1289 is 1290.

$\Rightarrow$ So, round off to the nearest $10$ is $1290$.

$\Rightarrow$ Round off to 100 for 1289 is 1200 or 1300 but nearest to 1289 is 1300.

$\Rightarrow$ So, round off to the nearest $100$ is $1300$.

$\Rightarrow$ Round off to 1000 for 1289 is 1000 or 2000 but nearest to 1289 is 1000.

$\Rightarrow$ So, round off to the nearest $1000$ is $1000$.

$\therefore$ The answer is $1290,1300,1000.$