Chapter 0, Problem 18P

(a)

To determine

Rounding off 165 to two significant figures.

(b)

To determine

Rounding off 500 to two significant figures

(c)

To determine

Rounding off $5.00\times {10}^2$ to two significant figures

(d)

To determine

Rounding off $40001$ to two significant figures.

(e)

To determine

Rounding off $0.0070$ to two significant figures

(f)

To determine

Rounding off $7.000\times {10}^{-3}$ to two significant figures