nayelialvarez5950
08.03.2021 •
Mathematics
The histogram shows the number of
videos streamed by 20 students in
one month.
Which of the following questions can
be answered using the histogram?
A What is the median number of videos streamed?
B What was the least number of videos streamed?
C How many students streamed 10 videos?
D How many students streamed more than 20 videos
Solved
Show answers
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Ответ:
Let's use a system of equations.
s+j=520
s=100+j
Now we will plug in our x value to solve for j.
100+j+j=520
100+2j=520
2j=420
j=210
Now we plug our j value into the first equation.
s=210+100
s=310
Sofia saved $310, and Jack saved $210.
I hope this helps!