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
Answer:
2
Step-by-step explanation:
Answer:
12+3-4+1=12
Step-by-step explanation:
4x-1=18
4x=18+1
4x=19
x=19/4