Answer:
1.A. 88.89
2.B.6.3%
3.C.64.92%
Step-by-step explanation:
1.
to covert it into percentage multiply it with 100
then it becomes 88.888
rounding off to the nearest hundred it becomes 88.89
2. to convert into percentage multiply it with 100
therefore 0.063×100=6.3%
3. to find percentage
%= (no of students using mobile / total no of students )× 100
=
×100
=64.918
Rounding off to nearest hundred it becomes 64.92%
Answer: 36
Explanation: To find the last number you would need to divide 12 by 2. Than square the answer you get. It will get you 36.
I believe the answer is C = 20