Answer:

Step-by-step explanation:
In scientific notation, the national debt in 2013 was approximately

You can see this by taking the decimal point between the 1 and 6 and moving it 13 places to the right.
The smallest power of 10 that will be larger than this number is
.
Answer:
3468 students
Step-by-step explanation:
289 x 12 = 3468
Answer:
The middle one
Step-by-step explanation:
3/4=75%
Answer:
120 cubes are required.........