Solution:
we have been asked to find
The expression is equivalent to 
we can simplify the given expression as below

Hence the simplified expression , equaivalent to the given expression is 1/2.
It is decreasing percentage at 40%
The difference is 4/5 - 3/8 = 17/40
Step-by-step explanation:
4 + 8 divided by 2 * (6 - 3)
=> 12 divided by 2 * (3)
=> 12 divided by 6
=> 12/6 = 2.
Answer:
15,392 pencils.
Step-by-step explanation:
If a factory can make 3,848 pencils in an hour, then the factory can make 15,392 pencils in 4 hours.
Simply multiply 3,848 by 4.

Therefore, the factory can make 15,392 pencils in 4 hours.