distance= rate ÷ time
time= rate ÷ distance
time= 200 km/hr ÷ 1400 km
time= 1/7 hr or 0.1428... hr
Answer: 
Step-by-step explanation:
You know that the ratio of the television's screen is
. This ratio can be also written as the following fraction:

The television shows an image with a ratio of
which can be also written as a fraction:

Set up the following proportion and solve for "x":

Now, in order to find the percent of the screen area occupied make the following division:
There are 4,000 Grams in 4 Kilograms
Improper fractions are called such because the numerator is greater than the denominator. The only way it can be simplified is through a mixed fraction.
c) 10/3 is the improper fraction.
10/3 is simplified into 3 1/3.