Answer to Question #254521 in Algebra for reeegjgkhlsjhdhb

Question

Hello. Please solve the following below. Show solution.

1.      How many significant digits in 0.01850 – 10³?

2.      How many significant digits in 219900?

3.Calculate 66.666*33.333 and give the 4 significant digit answer.

Answer 1

1.

$$0.01850 – 10^3=-999.9815$$

The Significant Figures are $\begin{matrix} \ 9 & 9 & 9 & 9 & 8 & 1 & 5 \\ \end{matrix}$

There are seven Significant Figures.

2. $219900$

The Significant Figures are $\begin{matrix} \ 2 & 1 & 9 & 9 \\ \end{matrix}$

There are four Significant Figures.

3.

$$66.666\cdot33.333=2222.177778$$

Give the 4 significant digit answer

$$2222$$