Answer:
Step-by-step explanation:
For Mr Rowley,
Ratio of Number of home works to the number of exit tickets =
= 
= 6:7
For Ms Rivera,
Ratio of Number of home works to the number of exit tickets = 
= 
= 6:7
Since, both the ratios are same, fractions will be proportional.

Answer:
B or $8.75
Step-by-step explanation:
Hope this helps!
Answer:
these are true = 1, 3, 5
Step-by-step explanation:
overall class a scored better than class b
they're more students in class a compared to class b
Do you have a picture? i can help if you have one
Since it forms a "right triangle" we can apply trigonometry.
sin x = oppo/hyp
sin x = 13/20
x = sin^-1(13/20)
x = sin^-1(0.65)
x = 40.5
rounded to nearest degree
x = 41 degrees
Hope this helps! :)