Answer:
Principal = 3500
Time = 8 years 
We are given that compound quarterly 
So, No. of compounds per year = 2
Rate of interest = 5%
Formula : 
Substitute the values :
 
 
Interest = 3863.345 - 3500 = 363.345
Hence the total amount in an investment of $3500 that was compounded quarterly for 8 years at a rate of 5% is $3863.345 and the interest that was made on that account mentioned is $363.345
 
        
             
        
        
        
Answer:
x-intercept= (5,0)
y-intercept= (0,-2)
Slope= 2/5 
Step-by-step explanation:
 
        
             
        
        
        
Answer: 14
Step-by-step explanation:



 
        
             
        
        
        
Answer:
B
Step-by-step explanation:
First you find the amount of people at the reunion which was 80. Then you find 25% of 80. 25% of 80 is 20. The only age group with 20 people is the 20-29 year olds.