Rational number is 7.8 irrational numbers is 7.7 and 7.9
Answer:
2190 miles
Step-by-step explanation:
Answer:
Round up all costs
Least expensive: $6
Most expensive: $13
Half (half of 12 people is 6) ordered $10 calculators so 6x10=$60
Other half
(6+13)/2= $9.5 round up to $10 so 6x10=$60
$60 + 60=$120 best estimate $125
Step-by-step explanation:
Answer:

Step-by-step explanation:
Let the equation of the line be: 
where m is the slope and b is the y-intercept.
The given straight line has a y-intercept at 
The equation is of the form 
The line passes through the point (2,4).
Let us substitute x=2, and y=4 to find the value of m.


The slope is 
Hence the equation of the line is 