In canada in 1998 the estimated number of households that owned 2 or more vehicles was 3.939 x 10 6
6
. how is this number written in standard decimal notation?

In Canada in 1998 the estimated number of households written in standard decimal notation is 3939000

Solution:

Given that in 1998 estimated number of households that owned 2 or more vehicles was

Need to represent the number in standard decimal notation.

In this case we need to move the decimal point based on the power of 10.

In our case power of 10 = 6.

Let’s first take a number without and add six zeros on right.

So we get 3.939000000

Now multiplying above number by means moving the decimal after 6 numbers from the current position, that means  

That is 3939000 is required standard decimal notation of scientific notation number

answer is c

step-by-step explanation:

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70