Answer:
its the last one I think.
HELLO
3/10 of 400 = 120
in percentage, that shall be as the following shows you
<span>120/400 * 100 = 30%</span>
Answer:
age is going to be the bottom axis and sleep is the left
put your finger on the age given, and move it up until you hit the amount of sleep an the y axis(or left).
so for age 1 the point would be at (1,13) age 2 (2,11) and so on