Answer:
77
Step-by-step explanation:
percentage Students
78%-------------- -273
100%-------------- ---X
(100x273)/78 = 350 students in class so
how many did not pass?
350-273 = 77 students not pass
The explanatory variable is the amount of exposure the student is given to classical music.
1 1/8 square feet
1 4/5 • 1 5/8 = 9/8
9/8 reduces to 1 1/8
I hope this helps you :)
Step-by-step explanation:
problem → 2^x = 4, solve for x
⇒2^x=4
⇒2^x=2^2
⇒x=2