one bag contains x pencils
5 bags contain 5x pencils
after adding 3 pencils to each bag
total no of pencils = 5(x+3)
According to question,
5(x+3)=45
x+3=45/5
x+3=9
x=6
one bag contained 6 pencils before adding
Step-by-step explanation:

Answer:
The number of hits is 
Step-by-step explanation:
From the question we are told that
The ratio of the number of hits to the number of chances is equivalent to the batting average
The number of chances is j = 65 + 10 = 75
The number of hit so far is n = 25
Generally the batting average can be represented mathematically as

Here k is the number of additional hits Kyle need to get in order to obtain the batting average of 0.40 or more
So

=> 
Hence the number of hits for Kyle to get a batting average of 0.400 or greater by the end of the season is

=> 
=> 