Lower and Upper Bounds
Find the lower bound $(LB)$ and upper bound $(UB)$ of the following rounded numbers.
$42700$ rounded to the nearest hundred.$\quad LB=$
$UB=$
$8630$ rounded to the nearest ten.$\quad LB=$
$UB=$
$7000$ rounded to the nearest ten.$\quad LB=$
$UB=$
$332$ rounded to the nearest unit.$\quad LB=$
$UB=$
$100$ rounded to the nearest unit.$\quad LB=$
$UB=$
$1$ rounded to the nearest unit.$\quad LB=$
$UB=$
$4062.7$ rounded to 1 decimal place.$\quad LB=$
$UB=$
$80.0$ rounded to 1 decimal place.$\quad LB=$
$UB=$
$9.81$ rounded to 2 decimal places.$\quad LB=$
$UB=$
$2.00$ rounded to 3 sig. fig.$\quad LB=$
$UB=$
$100$ km rounded to the nearest km.$\quad LB=$
$UB=$