Answer: 22% of the pages are filled up
Step-by-step explanation: 900/9= 100 78% of 100 is 78
22+78=100 therefore reaching 100 percent. since 78% is empty that means 22% is being used.
Answer:
D. 7%
Step-by-step explanation:
C
General probability is 3+5+4=12
3+4=7 (oranges and bananas answer is c