# The mass of Venus is about #4.871times10^21# metric tons. The mass of the sun is about #1.998times20^27# metric tons. About how many times the mass of Venus is the mass of the sun and give your answer in scientific notation?

##### 1 Answer

Sep 3, 2017

The mass of the Sun is approximately

#### Explanation:

Let the mas of Venus be

Let the mass of the Sun be

Let the constant of comparison be

The question states:

How many times the mass of Venus

is the mass of the Sun

Important point: The question uses the word 'about' so they are looking for solution that is not precise. Also they do not state the degree of precision to be applied.

Write as:

The question presents values to 3 decimal places so we should be quite safe to use the same degree of precision.

State k as