Answer:
The cost per kilometer was $2.25
Step-by-step explanation:
<u><em>The correct question is</em></u>
Emanuel was charged $32 for a 14 2/9 km
What was the cost per kilometer?
To find out the cost per kilometer (unit rate) divide the total cost by the total kilometers
<em>Convert mixed number to an improper fraction</em>
<em>Find the unit rate</em>
therefore
The cost per kilometer was $2.25
Answer:
311 students prefer sushi
Step-by-step explanation:
Let
x------> the number of students who prefer pizza
y -----> the number of students who prefer sushi
we know that
-----> equation A
-----> equation B
Substitute the equation B in equation A and solve for y
If is a factor of
, then
is a root of
.
Therefore