Answer:
Step-by-step explanation:
A picture is needed
Let w be the width and l the length of the rectangle.
Then:

Solving the above system we get:

Therefore:

then

,which is the length,
And then the width
Where the picture I can’t see it so I can’t help u srry
7:13 is comparing boys to girls. 7:20 is comparing boys to the whole class, since 7 boys + 13 girls = 20 students.
Answer:
6 laps
Step-by-step explanation:
46 Divided by 7 is 6